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Volumn 23, Issue 8, 2009, Pages 1072-1079

Attentional control theory: Anxiety, emotion, and motor planning

Author keywords

Affect; Attention; Force production; Inhibition; Trait anxiety

Indexed keywords

ADULT; ANXIETY; ARTICLE; ATTENTION; CONTROLLED STUDY; EMOTION; EXPECTATION; FEMALE; HUMAN; HUMAN EXPERIMENT; MALE; MOTIVATION; MOTOR PERFORMANCE; MOVEMENT (PHYSIOLOGY); MUSCLE CONTRACTION; NEUROMODULATION; NORMAL HUMAN; RESPONSE TIME; SELECTIVE ATTENTION; STATE TRAIT ANXIETY INVENTORY; STIMULUS RESPONSE; TASK PERFORMANCE;

EID: 70349974635     PISSN: 08876185     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.janxdis.2009.07.009     Document Type: Article
Times cited : (108)

References (65)
  • 1
    • 34548851994 scopus 로고    scopus 로고
    • Blinded by emotion: target misses follow attention capture by arousing distractors in RSVP
    • Arnell K.M., Killman K.V., and Fijavz D. Blinded by emotion: target misses follow attention capture by arousing distractors in RSVP. Emotion 7 3 (2007) 465-477
    • (2007) Emotion , vol.7 , Issue.3 , pp. 465-477
    • Arnell, K.M.1    Killman, K.V.2    Fijavz, D.3
  • 2
    • 0004030013 scopus 로고
    • Clarendon Press, Oxford, England
    • Baddeley A.D. Working memory (1986), Clarendon Press, Oxford, England
    • (1986) Working memory
    • Baddeley, A.D.1
  • 4
    • 33745945538 scopus 로고    scopus 로고
    • On the causal mechanisms of stereotype threat: can skills that don't rely heavily on working memory still be threatened?
    • Beilock S.L., Jellison W.A., Rydell R.J., McConnell A.R., and Carr T.H. On the causal mechanisms of stereotype threat: can skills that don't rely heavily on working memory still be threatened?. Personality and Social Psychology Bulletin 32 8 (2006) 1059-1071
    • (2006) Personality and Social Psychology Bulletin , vol.32 , Issue.8 , pp. 1059-1071
    • Beilock, S.L.1    Jellison, W.A.2    Rydell, R.J.3    McConnell, A.R.4    Carr, T.H.5
  • 5
    • 10844249157 scopus 로고    scopus 로고
    • More on the fragility of performance: choking under pressure in mathematical problem solving
    • Beilock S.L., Kulp C.A., Holt L.E., and Carr T.H. More on the fragility of performance: choking under pressure in mathematical problem solving. Journal of Experimental Psychology: General 133 4 (2004) 584-600
    • (2004) Journal of Experimental Psychology: General , vol.133 , Issue.4 , pp. 584-600
    • Beilock, S.L.1    Kulp, C.A.2    Holt, L.E.3    Carr, T.H.4
  • 7
    • 2942560402 scopus 로고    scopus 로고
    • Attentional systems in target and distractor processing: a combined ERP and fMRI study
    • Bledowski C., Prvulovic D., Goebel R., Zanella F., and Linden D.E.J. Attentional systems in target and distractor processing: a combined ERP and fMRI study. NeuroImage 22 (2004) 530-540
    • (2004) NeuroImage , vol.22 , pp. 530-540
    • Bledowski, C.1    Prvulovic, D.2    Goebel, R.3    Zanella, F.4    Linden, D.E.J.5
  • 8
    • 34848920450 scopus 로고    scopus 로고
    • Stereotype internalization and women's math performance: the role of interference in working memory
    • Bonnot V., and Croizet J. Stereotype internalization and women's math performance: the role of interference in working memory. Journal of Experimental Social Psychology 43 (2007) 857-866
    • (2007) Journal of Experimental Social Psychology , vol.43 , pp. 857-866
    • Bonnot, V.1    Croizet, J.2
  • 9
    • 0000085317 scopus 로고    scopus 로고
    • Attentional bias for threatening facial expressions in anxiety: manipulation of stimulus duration
    • Bradley B.P., Mogg K., Falla S.J., and Hamilton L.R. Attentional bias for threatening facial expressions in anxiety: manipulation of stimulus duration. Cognition and Emotion 12 6 (1998) 737-753
    • (1998) Cognition and Emotion , vol.12 , Issue.6 , pp. 737-753
    • Bradley, B.P.1    Mogg, K.2    Falla, S.J.3    Hamilton, L.R.4
  • 11
    • 0007313332 scopus 로고
    • Effects of test anxiety on motor learning: the processing efficiency hypothesis
    • Calvo M.G., and Ramos P.M. Effects of test anxiety on motor learning: the processing efficiency hypothesis. Anxiety Research 2 (1989) 45-55
    • (1989) Anxiety Research , vol.2 , pp. 45-55
    • Calvo, M.G.1    Ramos, P.M.2
  • 12
    • 33644688021 scopus 로고    scopus 로고
    • Emotion and movement: activation of defensive circuitry alters the magnitude of a sustained muscle contraction
    • Coombes S.A., Cauraugh J.H., and Janelle C.M. Emotion and movement: activation of defensive circuitry alters the magnitude of a sustained muscle contraction. Neuroscience Letters 396 3 (2006) 192-196
    • (2006) Neuroscience Letters , vol.396 , Issue.3 , pp. 192-196
    • Coombes, S.A.1    Cauraugh, J.H.2    Janelle, C.M.3
  • 13
    • 35348963709 scopus 로고    scopus 로고
    • Dissociating motivational direction and affective valence: specific emotions alter central motor processes
    • Coombes S.A., Cauraugh J.H., and Janelle C.M. Dissociating motivational direction and affective valence: specific emotions alter central motor processes. Psychological Science 18 11 (2007) 938-942
    • (2007) Psychological Science , vol.18 , Issue.11 , pp. 938-942
    • Coombes, S.A.1    Cauraugh, J.H.2    Janelle, C.M.3
  • 14
    • 34249092248 scopus 로고    scopus 로고
    • Emotional state and initiating cue alter central and peripheral motor processes
    • Coombes S.A., Cauraugh J.H., and Janelle C.M. Emotional state and initiating cue alter central and peripheral motor processes. Emotion 7 2 (2007) 275-284
    • (2007) Emotion , vol.7 , Issue.2 , pp. 275-284
    • Coombes, S.A.1    Cauraugh, J.H.2    Janelle, C.M.3
  • 15
    • 39449114797 scopus 로고    scopus 로고
    • Emotional states alter force control during a feedback occluded motor task
    • Coombes S.A., Gamble K.M., Cauraugh J.H., and Janelle C.M. Emotional states alter force control during a feedback occluded motor task. Emotion 8 1 (2008) 104-113
    • (2008) Emotion , vol.8 , Issue.1 , pp. 104-113
    • Coombes, S.A.1    Gamble, K.M.2    Cauraugh, J.H.3    Janelle, C.M.4
  • 16
    • 27144547742 scopus 로고    scopus 로고
    • Emotion and motor control: movement attributes following affective picture processing
    • Coombes S.A., Janelle C.M., and Duley A.R. Emotion and motor control: movement attributes following affective picture processing. Journal of Motor Behavior 37 6 (2005) 425-436
    • (2005) Journal of Motor Behavior , vol.37 , Issue.6 , pp. 425-436
    • Coombes, S.A.1    Janelle, C.M.2    Duley, A.R.3
  • 17
    • 0036517313 scopus 로고    scopus 로고
    • Control of goal-directed and stimulus-driven attention in the brain
    • Corbetta M., and Shulman G.L. Control of goal-directed and stimulus-driven attention in the brain. Nature Reviews, Neuroscience 3 3 (2002) 201-215
    • (2002) Nature Reviews, Neuroscience , vol.3 , Issue.3 , pp. 201-215
    • Corbetta, M.1    Shulman, G.L.2
  • 18
    • 0024076769 scopus 로고
    • Effects of anxiety on inferential reasoning and task performance
    • Darke S. Effects of anxiety on inferential reasoning and task performance. Journal of Personality and Social Psychology 55 (1988) 499-505
    • (1988) Journal of Personality and Social Psychology , vol.55 , pp. 499-505
    • Darke, S.1
  • 20
    • 0000441982 scopus 로고    scopus 로고
    • Working memory capacity in high trait-anxious and repressor groups
    • Derakshan N., and Eysenck M.W. Working memory capacity in high trait-anxious and repressor groups. Cognition and Emotion 12 5 (1998) 697-713
    • (1998) Cognition and Emotion , vol.12 , Issue.5 , pp. 697-713
    • Derakshan, N.1    Eysenck, M.W.2
  • 21
    • 0032186484 scopus 로고    scopus 로고
    • Anxiety and attentional focusing: trait, state and hemispheric influences
    • Derryberry D., and Reed M.A. Anxiety and attentional focusing: trait, state and hemispheric influences. Personality and Individual Differences 25 (1998) 745-761
    • (1998) Personality and Individual Differences , vol.25 , pp. 745-761
    • Derryberry, D.1    Reed, M.A.2
  • 22
    • 0036229606 scopus 로고    scopus 로고
    • Anxiety-related attentional biases and their regulation by attentional control
    • Derryberry D., and Reed M.A. Anxiety-related attentional biases and their regulation by attentional control. Journal of Abnormal Psychology 111 2 (2002) 225-236
    • (2002) Journal of Abnormal Psychology , vol.111 , Issue.2 , pp. 225-236
    • Derryberry, D.1    Reed, M.A.2
  • 23
    • 0035010174 scopus 로고    scopus 로고
    • Differential fronto-parietal activation depending on force used in a precision grip task: an fMRI study
    • Ehrsson H., Fagergren A., and Forssberg H. Differential fronto-parietal activation depending on force used in a precision grip task: an fMRI study. Journal of Neurophysiology 85 (2001) 2613-2623
    • (2001) Journal of Neurophysiology , vol.85 , pp. 2613-2623
    • Ehrsson, H.1    Fagergren, A.2    Forssberg, H.3
  • 24
    • 0031185054 scopus 로고    scopus 로고
    • Processing-efficiency theory and the working memory system: impairments associated with sub-clinical anxiety
    • Elliman N.A., Green M.W., Rogers P.J., and Finch G.M. Processing-efficiency theory and the working memory system: impairments associated with sub-clinical anxiety. Personality and Individual Differences 23 1 (1997) 31-35
    • (1997) Personality and Individual Differences , vol.23 , Issue.1 , pp. 31-35
    • Elliman, N.A.1    Green, M.W.2    Rogers, P.J.3    Finch, G.M.4
  • 25
    • 10444280816 scopus 로고    scopus 로고
    • Individual differences in trait anxiety predict the response of the basolateral amygdala to unconsciously processed fearful faces
    • Etkin A., Klemenhagen K.C., Dudman J.T., Rogan M.T., Hen R., Kandel E.R., et al. Individual differences in trait anxiety predict the response of the basolateral amygdala to unconsciously processed fearful faces. Neuron 44 (2004) 1043-1055
    • (2004) Neuron , vol.44 , pp. 1043-1055
    • Etkin, A.1    Klemenhagen, K.C.2    Dudman, J.T.3    Rogan, M.T.4    Hen, R.5    Kandel, E.R.6
  • 26
    • 84953471931 scopus 로고
    • Anxiety and performance: the processing efficiency theory
    • Eysenck M.W., and Calvo M.G. Anxiety and performance: the processing efficiency theory. Cognition and Emotion 6 (1992) 409-434
    • (1992) Cognition and Emotion , vol.6 , pp. 409-434
    • Eysenck, M.W.1    Calvo, M.G.2
  • 27
    • 34249066682 scopus 로고    scopus 로고
    • Anxiety and cognitive performance: attentional control theory
    • Eysenck M.W., Derakshan N., Santos R., and Calvo M.G. Anxiety and cognitive performance: attentional control theory. Emotion 7 2 (2007) 336-353
    • (2007) Emotion , vol.7 , Issue.2 , pp. 336-353
    • Eysenck, M.W.1    Derakshan, N.2    Santos, R.3    Calvo, M.G.4
  • 28
    • 0345412684 scopus 로고    scopus 로고
    • Modulation of focused attention by faces expressing emotion: evidence from Flanker tasks
    • Fenske M.J., and Eastwood J.D. Modulation of focused attention by faces expressing emotion: evidence from Flanker tasks. Emotion 3 4 (2003) 327-343
    • (2003) Emotion , vol.3 , Issue.4 , pp. 327-343
    • Fenske, M.J.1    Eastwood, J.D.2
  • 29
    • 46649087024 scopus 로고
    • The information capacity of human motor systems in controlling the amplitude of movement
    • Fitts P.M. The information capacity of human motor systems in controlling the amplitude of movement. Journal of Experimental Psychology 47 (1954) 381-391
    • (1954) Journal of Experimental Psychology , vol.47 , pp. 381-391
    • Fitts, P.M.1
  • 30
    • 0013922701 scopus 로고
    • Cognitive aspects of information processing. 3. Set for speed versus accuracy
    • Fitts P.M. Cognitive aspects of information processing. 3. Set for speed versus accuracy. Journal of Experimental Psychology 71 6 (1966) 849-857
    • (1966) Journal of Experimental Psychology , vol.71 , Issue.6 , pp. 849-857
    • Fitts, P.M.1
  • 31
    • 24644464356 scopus 로고    scopus 로고
    • How global versus local perception fits regulatory focus
    • Forster J., and Higgins E.T. How global versus local perception fits regulatory focus. Psychological Science 16 8 (2005) 631-636
    • (2005) Psychological Science , vol.16 , Issue.8 , pp. 631-636
    • Forster, J.1    Higgins, E.T.2
  • 33
    • 0036490932 scopus 로고    scopus 로고
    • Processing emotional facial expressions: the role of anxiety and awareness
    • Fox E. Processing emotional facial expressions: the role of anxiety and awareness. Cognitive, Affective, & Behavioral Neuroscience 2 1 (2002) 52-63
    • (2002) Cognitive, Affective, & Behavioral Neuroscience , vol.2 , Issue.1 , pp. 52-63
    • Fox, E.1
  • 34
  • 35
    • 1842603482 scopus 로고    scopus 로고
    • Separate visual representations in the planning and control of action
    • [discussion 24-78]
    • Glover S. Separate visual representations in the planning and control of action. The Behavioral and Brain Sciences 27 1 (2004) 3-24 [discussion 24-78]
    • (2004) The Behavioral and Brain Sciences , vol.27 , Issue.1 , pp. 3-24
    • Glover, S.1
  • 36
    • 33846261185 scopus 로고    scopus 로고
    • Emotion facilitates action: a transcranial magnetic stimulation study of motor cortex excitability during picture viewing
    • Hajcak G., Molnar C., George M.S., Bolger K., Koola J., and Nahas Z. Emotion facilitates action: a transcranial magnetic stimulation study of motor cortex excitability during picture viewing. Psychophysiology 44 1 (2007) 91-97
    • (2007) Psychophysiology , vol.44 , Issue.1 , pp. 91-97
    • Hajcak, G.1    Molnar, C.2    George, M.S.3    Bolger, K.4    Koola, J.5    Nahas, Z.6
  • 37
    • 33847004724 scopus 로고    scopus 로고
    • Anxiety-induced performance catastrophes: investigating effort required as an asymmetry factor
    • Hardy L., Beattie S., and Woodman T. Anxiety-induced performance catastrophes: investigating effort required as an asymmetry factor. British Journal of Psychology 98 (2007) 15-31
    • (2007) British Journal of Psychology , vol.98 , pp. 15-31
    • Hardy, L.1    Beattie, S.2    Woodman, T.3
  • 38
    • 0038592286 scopus 로고    scopus 로고
    • The emotional stroop paradigm: performance as a function of stimulus properties and self-reported mathematics anxiety
    • Hopko D.R., McNeil D.W., Gleason P.J., and Rabalais A.E. The emotional stroop paradigm: performance as a function of stimulus properties and self-reported mathematics anxiety. Cognitive Therapy and Research 26 2 (2002) 157-166
    • (2002) Cognitive Therapy and Research , vol.26 , Issue.2 , pp. 157-166
    • Hopko, D.R.1    McNeil, D.W.2    Gleason, P.J.3    Rabalais, A.E.4
  • 39
    • 0036205459 scopus 로고    scopus 로고
    • Anxiety, arousal and visual attention: a mechanistic account of performance variability
    • Janelle C.M. Anxiety, arousal and visual attention: a mechanistic account of performance variability. Journal of Sports Sciences 20 (2002) 237-251
    • (2002) Journal of Sports Sciences , vol.20 , pp. 237-251
    • Janelle, C.M.1
  • 40
    • 41849143737 scopus 로고    scopus 로고
    • Visual attention and brain processes that underlie expert performance: implications for sport and military psychology
    • Janelle C.M., and Hatfield B. Visual attention and brain processes that underlie expert performance: implications for sport and military psychology. Military Psychology 20 (2008) 117-134
    • (2008) Military Psychology , vol.20 , pp. 117-134
    • Janelle, C.M.1    Hatfield, B.2
  • 42
    • 33845518668 scopus 로고    scopus 로고
    • Attention to threat in anxiety-prone individuals: mechanisms underlying attentional bias
    • Koster E., Croombez G., Verschuere B., and De Houwer J. Attention to threat in anxiety-prone individuals: mechanisms underlying attentional bias. Cognitive Therapy Research 30 (2006) 635-643
    • (2006) Cognitive Therapy Research , vol.30 , pp. 635-643
    • Koster, E.1    Croombez, G.2    Verschuere, B.3    De Houwer, J.4
  • 43
    • 33745834692 scopus 로고    scopus 로고
    • International affective picture system (IAPS): Instruction manual and affective ratings
    • Technical Report A-6. Gainesville, FL: University of Florida
    • Lang, P. J., Bradley, M. M., & Cuthbert, B. N. (2005). International affective picture system (IAPS): instruction manual and affective ratings. Technical Report A-6. Gainesville, FL: University of Florida.
    • (2005)
    • Lang, P.J.1    Bradley, M.M.2    Cuthbert, B.N.3
  • 46
    • 15244346629 scopus 로고    scopus 로고
    • The effects of fear and anger facial expressions on approach- and avoidance-related behaviors
    • Marsh A.A., Ambady N., and Kleck R.E. The effects of fear and anger facial expressions on approach- and avoidance-related behaviors. Emotion 5 1 (2005) 119-124
    • (2005) Emotion , vol.5 , Issue.1 , pp. 119-124
    • Marsh, A.A.1    Ambady, N.2    Kleck, R.E.3
  • 47
    • 8544283769 scopus 로고    scopus 로고
    • Observational assessment of forceful exertion and the perceived force demands of daily activities
    • Marshall M.M., and Armstrong T.J. Observational assessment of forceful exertion and the perceived force demands of daily activities. Journal of Occupational Rehabilitation 14 4 (2004) 281-294
    • (2004) Journal of Occupational Rehabilitation , vol.14 , Issue.4 , pp. 281-294
    • Marshall, M.M.1    Armstrong, T.J.2
  • 49
    • 0036891046 scopus 로고    scopus 로고
    • Selective orienting of attention to masked threat faces in social anxiety
    • Mogg K., and Bradley B.P. Selective orienting of attention to masked threat faces in social anxiety. Behaviour Research and Therapy 40 12 (2002) 1403-1414
    • (2002) Behaviour Research and Therapy , vol.40 , Issue.12 , pp. 1403-1414
    • Mogg, K.1    Bradley, B.P.2
  • 50
    • 0038434462 scopus 로고    scopus 로고
    • Anxiety and performance: a visual search examination of the processing efficiency theory
    • Murray N.P., and Janelle C.M. Anxiety and performance: a visual search examination of the processing efficiency theory. Journal of Sport and Exercise Psychology 25 (2003) 171-187
    • (2003) Journal of Sport and Exercise Psychology , vol.25 , pp. 171-187
    • Murray, N.P.1    Janelle, C.M.2
  • 51
    • 33751404612 scopus 로고    scopus 로고
    • Event-related potential evidence for the processing efficiency theory
    • Murray N.P., and Janelle C.M. Event-related potential evidence for the processing efficiency theory. Journal of Sports Sciences 25 (2007) 161-171
    • (2007) Journal of Sports Sciences , vol.25 , pp. 161-171
    • Murray, N.P.1    Janelle, C.M.2
  • 52
    • 35148843294 scopus 로고    scopus 로고
    • Expertise in medicine and surgery
    • Ericsson K.A., Charness N., Hoffman R.R., and Feltovich P.J. (Eds), Cambridge, New York
    • Norman G., Eva K., Brooks L., and Hamstra S. Expertise in medicine and surgery. In: Ericsson K.A., Charness N., Hoffman R.R., and Feltovich P.J. (Eds). Cambridge handbook of expertise and expert performance (2006), Cambridge, New York 339-353
    • (2006) Cambridge handbook of expertise and expert performance , pp. 339-353
    • Norman, G.1    Eva, K.2    Brooks, L.3    Hamstra, S.4
  • 53
    • 34248584384 scopus 로고    scopus 로고
    • How the brain translates money into force: a neuroimaging study of subliminal motivation
    • Pessiglione M., Schmidt L., Draganski B., Kalisch R., Lau H., Dolan R.J., et al. How the brain translates money into force: a neuroimaging study of subliminal motivation. Science 316 5826 (2007) 904-906
    • (2007) Science , vol.316 , Issue.5826 , pp. 904-906
    • Pessiglione, M.1    Schmidt, L.2    Draganski, B.3    Kalisch, R.4    Lau, H.5    Dolan, R.J.6
  • 55
    • 10644228777 scopus 로고    scopus 로고
    • Hypofunctioning of sensory gating mechanisms in patients with Obsessive-Compulsive Disorder
    • Rossi S., Bartalini S., Ulivelli A., Mantovani A., and Di Muro A. Hypofunctioning of sensory gating mechanisms in patients with Obsessive-Compulsive Disorder. Biological Psychiatry 57 (2005) 16-20
    • (2005) Biological Psychiatry , vol.57 , pp. 16-20
    • Rossi, S.1    Bartalini, S.2    Ulivelli, A.3    Mantovani, A.4    Di Muro, A.5
  • 59
    • 0037369371 scopus 로고    scopus 로고
    • Aging and the time and frequency structure of force output variability
    • Vaillancourt D.E., and Newell K.M. Aging and the time and frequency structure of force output variability. Journal of Applied Physiology 94 3 (2003) 903-912
    • (2003) Journal of Applied Physiology , vol.94 , Issue.3 , pp. 903-912
    • Vaillancourt, D.E.1    Newell, K.M.2
  • 60
    • 0037101972 scopus 로고    scopus 로고
    • 1 Hz rTms over the right prefrontal cortex reduces vigilant attention to unmasked but not to masked fearful faces
    • van Honk J., Schutter D.J., d' Alfonso A.L., Kessels R.P.C., and de Haan E.H.F. 1 Hz rTms over the right prefrontal cortex reduces vigilant attention to unmasked but not to masked fearful faces. Biological Psychiatry 52 (2002) 312-317
    • (2002) Biological Psychiatry , vol.52 , pp. 312-317
    • van Honk, J.1    Schutter, D.J.2    d' Alfonso, A.L.3    Kessels, R.P.C.4    de Haan, E.H.F.5
  • 61
    • 0035917875 scopus 로고    scopus 로고
    • Anxiety affects the postural sway of the antero-posterior axis in college students
    • Wada M.N., Sunago N., and Nagai M. Anxiety affects the postural sway of the antero-posterior axis in college students. Neuroscience Letters 302 (2001) 157-159
    • (2001) Neuroscience Letters , vol.302 , pp. 157-159
    • Wada, M.N.1    Sunago, N.2    Nagai, M.3
  • 62
    • 0036449194 scopus 로고    scopus 로고
    • The effects of anxiety on visual search, movement kinematics, and performance in table tennis: a test of Eysenck and Calvo's processing efficiency theory
    • Williams A.M., Vickers J., and Rodriques S. The effects of anxiety on visual search, movement kinematics, and performance in table tennis: a test of Eysenck and Calvo's processing efficiency theory. Journal of Sport & Exercise Psychology 24 (2002) 438-456
    • (2002) Journal of Sport & Exercise Psychology , vol.24 , pp. 438-456
    • Williams, A.M.1    Vickers, J.2    Rodriques, S.3
  • 65
    • 0028933005 scopus 로고
    • Relationship between balance system function and agoraphobic avoidance
    • Yardley L., Britton J., and Lear S. Relationship between balance system function and agoraphobic avoidance. Behavior Research and Therapy 33 4 (1995) 435-439
    • (1995) Behavior Research and Therapy , vol.33 , Issue.4 , pp. 435-439
    • Yardley, L.1    Britton, J.2    Lear, S.3


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