A comparison of finger 2D:4D by self-report direct measurement and experimenter measurement from photocopy: Methodological issues

Archives of Sexual Behavior

Volumn 38, Issue 1, 2009, Pages 143-148

  Caswell, Noreen ^a   Manning, John T ^a  

^a UNIVERSITY OF CENTRAL LANCASHIRE   (United Kingdom)

Author keywords

2D:4D; Digit ratio; Measurement

Indexed keywords

ANALYSIS OF VARIANCE; ANTHROPOMETRY; COPYING PROCESSES; DATA COLLECTION; FEMALE; FINGERS; HUMANS; MALE; MODELS, STATISTICAL; YOUNG ADULT;

EID: 58649105740     PISSN: 00040002     EISSN: None     Source Type: Journal    
DOI: 10.1007/s10508-007-9202-3     Document Type: Article

References (15)

1. R. Blanchard L. Ellis 2001 Birth weight, sexual orientation and the sex of preceding siblings Journal of Biosocial Science 33 451 467
2. R. Blanchard K. J. Zucker A. Cavacas S. Allin S. J. Bradley D. C. Schachter 2002 Fraternal birth order and birth weight in probably prehomosexual feminine boys Hormones and Behavior 41 321 327
3. S. D. Gosling S. Vazire S. Srivastava O. P. John 2004 Should we trust web-based studies? A comparative analysis of six preconceptions about internet questionnaires American Psychologist 59 93 104
4. A. M. Malas S. Dogan E. H. Evcil K. Desdicioglu 2006 Fetal development of the hand, digits and digit ratio (2D:4D) Early Human Development 82 469 475
5. Manning, J. T. (2002). Digit ratio: A pointer to fertility, behavior and health. New Brunswick, NJ: Rutgers University Press.
6. J. T. Manning A. J. G. Churchill M. Peters 2007 The effects of sex, ethnicity, and sexual orientation on self-measured digit ratio (2D:4D) Archives of Sexual Behavior 36 223 233
7. J. T. Manning B. Fink N. Neave N. Caswell 2005 Photocopies yield lower digit ratios (2D:4D) than direct finger measurements Archives of Sexual Behavior 34 329 333
8. J. T. Manning D. Scutt J. Wilson D. I. Lewis-Jones 1998 The ratio of 2nd to 4th digit length: A predictor of sperm numbers and concentrations of testosterone, luteinizing hormone and oestrogen Human Reproduction 13 3000 3003
9. J. T. Manning A. Stewart P. E. Bundred R. L. Trivers 2004 Sex and ethnic differences in 2nd to 4th digit ratio of children Early Human Development 80 161 168
10. J. T. Manning R. P. Taylor 2001 Second to fourth digit ratio and male ability in sport: Implications for sexual selection in humans Evolution and Human Behavior 22 61 69
11. D. McFadden J. C. Loehlin S. M. Breedlove R. A. Lippa J. T. Manning Q. Rahman 2005 A reanalysis of five studies on sexual orientation and the relative length of the 2nd and 4th fingers (the 2D:4D ratio) Archives of Sexual Behavior 34 341 356
12. M. H. McIntyre P. T. Ellison D. E. Lieberman E. Demerath B. Towne 2005 The development of sex differences in digital formula from infancy in the Fels Longitudinal Study Proceedings of Royal Society London B 272 1473 1479
13. S. Reimers 2007 The BBC Internet Study: General methodology Archives of Sexual Behavior 36 147 161
14. H. J. Schneider J. Pickel G. K. Stalla 2006 Typical female 2nd-4th finger length (2D:4D) ratios in male-to-female transsexuals - possible implications for prenatal androgen exposure Psychoneuroendocrinology 31 265 269
15. R. Trivers J. T. Manning A. Jacobson 2006 A longitudinal study of digit ratio (2D:4D) and other finger ratios in Jamaican children Hormones and Behavior 49 150 156