-
1
-
-
45749102503
-
Evaluating group-based interventions when control participants are ungrouped
-
Bauer D.J., Sterba S.K. Evaluating group-based interventions when control participants are ungrouped. Multivariate Behavioral Research 2008, 43:210-236.
-
(2008)
Multivariate Behavioral Research
, vol.43
, pp. 210-236
-
-
Bauer, D.J.1
Sterba, S.K.2
-
2
-
-
33846199137
-
Developments in cluster randomized trials and statistics in medicine
-
Campbell M.J., Donner A., Klar N. Developments in cluster randomized trials and statistics in medicine. Statistics in Medicine 2007, 26:2-19.
-
(2007)
Statistics in Medicine
, vol.26
, pp. 2-19
-
-
Campbell, M.J.1
Donner, A.2
Klar, N.3
-
3
-
-
1242292955
-
Sample size calculator for cluster randomized trials
-
Campbell M.K., Thomson S., Ramsay C.R., MacLennan G.S., Grimshaw J.M. Sample size calculator for cluster randomized trials. Computers in Biology and Medicine 2004, 34:113-125.
-
(2004)
Computers in Biology and Medicine
, vol.34
, pp. 113-125
-
-
Campbell, M.K.1
Thomson, S.2
Ramsay, C.R.3
MacLennan, G.S.4
Grimshaw, J.M.5
-
4
-
-
69949089094
-
Varying cluster sizes in trials with clusters in one treatment arm: Sample size adjustments when testing treatment effects with linear mixed models
-
Candel M.J.J.M., Van Breukelen G.J. Varying cluster sizes in trials with clusters in one treatment arm: Sample size adjustments when testing treatment effects with linear mixed models. Statistics in Medicine 2009, 28:2307-2324.
-
(2009)
Statistics in Medicine
, vol.28
, pp. 2307-2324
-
-
Candel, M.J.J.M.1
Van Breukelen, G.J.2
-
6
-
-
33750212091
-
Sample size for cluster randomized trials: effect of coefficient of variation of cluster size and analysis method
-
Eldridge S.M., Ashby D., Kerry S. Sample size for cluster randomized trials: effect of coefficient of variation of cluster size and analysis method. International Journal of Epidemiology 2006, 35:1292-1300.
-
(2006)
International Journal of Epidemiology
, vol.35
, pp. 1292-1300
-
-
Eldridge, S.M.1
Ashby, D.2
Kerry, S.3
-
7
-
-
0035866026
-
Sample size calculations for intervention trials in primary care randomizing by primary care group: an empirical illustration from one proposed intervention trial
-
Eldridge S., Cryer C., Feder G., M.U. Sample size calculations for intervention trials in primary care randomizing by primary care group: an empirical illustration from one proposed intervention trial. Statistics in Medicine 2001, 20:367-376.
-
(2001)
Statistics in Medicine
, vol.20
, pp. 367-376
-
-
Eldridge, S.1
Cryer, C.2
Feder, G.M.U.3
-
8
-
-
0037083094
-
Recruitments strategies in a cluster randomized trial-cost implications
-
Flynn T.N., Whitley E., Peters T.J. Recruitments strategies in a cluster randomized trial-cost implications. Statistics in Medicine 2002, 21:397-405.
-
(2002)
Statistics in Medicine
, vol.21
, pp. 397-405
-
-
Flynn, T.N.1
Whitley, E.2
Peters, T.J.3
-
9
-
-
24944523323
-
Sample-size formula for clustered survival data using weighted log-rank statistics
-
Gangnon R.E., Kosorok M.R. Sample-size formula for clustered survival data using weighted log-rank statistics. Biometrika 2004, 91:263-275.
-
(2004)
Biometrika
, vol.91
, pp. 263-275
-
-
Gangnon, R.E.1
Kosorok, M.R.2
-
10
-
-
0032890970
-
Simple sample size calculation for cluster-randomized trials
-
Hayes R.J., Bennett S. Simple sample size calculation for cluster-randomized trials. International Journal of Epidemiology 1999, 28:319-326.
-
(1999)
International Journal of Epidemiology
, vol.28
, pp. 319-326
-
-
Hayes, R.J.1
Bennett, S.2
-
12
-
-
56049108832
-
Statistical power and sample size requirements for three level hierarchical cluster randomized trials
-
Heo M., Leon A.C. Statistical power and sample size requirements for three level hierarchical cluster randomized trials. Biometrics 2008, 64:1256-1262.
-
(2008)
Biometrics
, vol.64
, pp. 1256-1262
-
-
Heo, M.1
Leon, A.C.2
-
13
-
-
65549123080
-
Sample size requirements to detect an intervention by time interaction in longitudinal cluster randomized trials
-
Heo M., Leon A.C. Sample size requirements to detect an intervention by time interaction in longitudinal cluster randomized trials. Statistics in Medicine 2009, 28:1017-1027.
-
(2009)
Statistics in Medicine
, vol.28
, pp. 1017-1027
-
-
Heo, M.1
Leon, A.C.2
-
14
-
-
0036274689
-
Power for t-test comparisons of unbalanced cluster exposure studies
-
Hoover D. Power for t-test comparisons of unbalanced cluster exposure studies. Journal of Urban Health 2002, 79:278-294.
-
(2002)
Journal of Urban Health
, vol.79
, pp. 278-294
-
-
Hoover, D.1
-
15
-
-
0035866024
-
Unequal cluster sizes for trials in English and Welsh general practice: implications for sample size calculations
-
Kerry S.M., Bland J.M. Unequal cluster sizes for trials in English and Welsh general practice: implications for sample size calculations. Statistics in Medicine 2001, 20:377-390.
-
(2001)
Statistics in Medicine
, vol.20
, pp. 377-390
-
-
Kerry, S.M.1
Bland, J.M.2
-
16
-
-
0035977431
-
Current and future challenges in the design and analysis of cluster randomization trials
-
Klar N., Donner A. Current and future challenges in the design and analysis of cluster randomization trials. Statistics in Medicine 2001, 20:3729-3740.
-
(2001)
Statistics in Medicine
, vol.20
, pp. 3729-3740
-
-
Klar, N.1
Donner, A.2
-
17
-
-
18344376352
-
The use of random effects models to allow for clustering in individually randomized trials
-
Lee C.J., Thompson S.G. The use of random effects models to allow for clustering in individually randomized trials. Clinical Trials 2005, 2:163-173.
-
(2005)
Clinical Trials
, vol.2
, pp. 163-173
-
-
Lee, C.J.1
Thompson, S.G.2
-
18
-
-
79955139791
-
-
Two sample multivariate nonparametric test and estimate for cluster-correlated data (manuscript).
-
Lemponen, R., Larocque, D., Nevalainen, J., Oja, H., 2011. Two sample multivariate nonparametric test and estimate for cluster-correlated data (manuscript).
-
(2011)
-
-
Lemponen, R.1
Larocque, D.2
Nevalainen, J.3
Oja, H.4
-
19
-
-
0346390764
-
Statistical power and optimum sample allocation ratio for treatment and control having unequal costs per unit of randomization
-
Liu X. Statistical power and optimum sample allocation ratio for treatment and control having unequal costs per unit of randomization. Journal of Educational and Behavioral Statistics 2003, 28:231-248.
-
(2003)
Journal of Educational and Behavioral Statistics
, vol.28
, pp. 231-248
-
-
Liu, X.1
-
20
-
-
0037198998
-
Sample size and power determination for clustered repeated measurements
-
Liu A., Shih W.J., Gehan E. Sample size and power determination for clustered repeated measurements. Statistics in Medicine 2002, 21:1787-1801.
-
(2002)
Statistics in Medicine
, vol.21
, pp. 1787-1801
-
-
Liu, A.1
Shih, W.J.2
Gehan, E.3
-
21
-
-
0028075520
-
Cost efficient designs for cluster unit trials
-
McKinlay S. Cost efficient designs for cluster unit trials. Preventive Medicine 1994, 23:606-611.
-
(1994)
Preventive Medicine
, vol.23
, pp. 606-611
-
-
McKinlay, S.1
-
22
-
-
33746143161
-
Power and money in cluster randomized trials: when is it worth measuring a covariate?
-
Moerbeek M. Power and money in cluster randomized trials: when is it worth measuring a covariate?. Statistics in Medicine 2006, 25:2607-2617.
-
(2006)
Statistics in Medicine
, vol.25
, pp. 2607-2617
-
-
Moerbeek, M.1
-
23
-
-
47249159546
-
Sample size formulae for trials comparing group and individual treatments in a multilevel model
-
Moerbeek M., Wong W.K. Sample size formulae for trials comparing group and individual treatments in a multilevel model. Statistics in Medicine 2008, 27:2850-2864.
-
(2008)
Statistics in Medicine
, vol.27
, pp. 2850-2864
-
-
Moerbeek, M.1
Wong, W.K.2
-
24
-
-
79955163707
-
-
R Development Core Team, R:, A Language and Environment for Statistical Computing. R Foundation for Statistical Computing, Vienna, Austria, ISBN 3-900051-07-0. URL.
-
R Development Core Team, R: 2009. A Language and Environment for Statistical Computing. R Foundation for Statistical Computing, Vienna, Austria, ISBN 3-900051-07-0. URL http://www.R-project.org.
-
(2009)
-
-
-
25
-
-
0001408941
-
Statistical analysis and optimal design for cluster randomized trials
-
Raudenbush S. Statistical analysis and optimal design for cluster randomized trials. Psychological Methods 1997, 2:173-185.
-
(1997)
Psychological Methods
, vol.2
, pp. 173-185
-
-
Raudenbush, S.1
-
26
-
-
0034202982
-
Statistical analysis and optimal design for multisite randomized trials
-
Raudenbush S.W., Liu X. Statistical analysis and optimal design for multisite randomized trials. Psychological Methods 2000, 5:199-213.
-
(2000)
Psychological Methods
, vol.5
, pp. 199-213
-
-
Raudenbush, S.W.1
Liu, X.2
-
27
-
-
18344381003
-
Design and analysis of clinical trials with clustering effects due to treatment
-
Roberts C., Roberts S.A. Design and analysis of clinical trials with clustering effects due to treatment. Clinical Trials 2005, 2:152-162.
-
(2005)
Clinical Trials
, vol.2
, pp. 152-162
-
-
Roberts, C.1
Roberts, S.A.2
-
28
-
-
68049148108
-
Sample size estimation in cluster randomized educational trials: an empirical Bayes approach
-
Rotondi M., Donner A. Sample size estimation in cluster randomized educational trials: an empirical Bayes approach. Journal of Educational and Behavioral Statistics 2009, 34:229-237.
-
(2009)
Journal of Educational and Behavioral Statistics
, vol.34
, pp. 229-237
-
-
Rotondi, M.1
Donner, A.2
-
30
-
-
4444219777
-
Power analyses for longitudinal trials and other clustered designs
-
Tu X., Kowalski J., Zhang J., Lynch K.G., Crits-Christoph P. Power analyses for longitudinal trials and other clustered designs. Statistics in Medicine 2004, 23:2799-2815.
-
(2004)
Statistics in Medicine
, vol.23
, pp. 2799-2815
-
-
Tu, X.1
Kowalski, J.2
Zhang, J.3
Lynch, K.G.4
Crits-Christoph, P.5
-
31
-
-
34249700581
-
Relative efficiency of unequal versus equal cluster sizes in cluster randomized and multicentre trials
-
Van Breukelen G.J.P., Candel M.J.J.M., Berger M.P.F. Relative efficiency of unequal versus equal cluster sizes in cluster randomized and multicentre trials. Statistics in Medicine 2007, 26:2589-2603.
-
(2007)
Statistics in Medicine
, vol.26
, pp. 2589-2603
-
-
Van Breukelen, G.J.P.1
Candel, M.J.J.M.2
Berger, M.P.F.3
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