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Table 3 Logistic regression analyses of children’s 2D:4D ratios: comparison of children scores in social communication (SCDC: binary and top 10 %). Both genders together and stratified by gender

From: Social communication and emotion difficulties and second to fourth digit ratio in a large community-based sample

  Minimally adjusted model OR (95 % CI)a Fully adjusted model OR (95 % CI)b
  2D:4D right 2D:4D right 2D:4D right 2D:4D left
Binary n (%) scoring ≥9 1.002 (0.96, 1.05) 1.011 (0.97, 1.06) 1.003 (0.97, 1.04) 1.013 (0.98, 1.05)
SCDC scores on top 10 % 1.012 (0.98, 1.05) 1.028 (1.00–1.06) 1.012 (0.98, 1.04) 1.028 (1.00–1.06)
Female     
 Binary n (%) scoring ≥9 1.046 (0.98, 1.12) 1.048 (0.98, 1.12) 1.048 (0.99, 1.12) 1.048 (0.98, 1.12)
 Binary top 10 % 1.020 (0.97, 1.07) 1.044 (1.00, 1.10) 1.021 (0.97, 1.07) 1.043 (0.99, 1.10)
Male     
 Binary n (%) scoring ≥9 1.005 (0.96, 1.05) 0.986 (0.93, 1.04) 0.973 (0.92, 1.03) 0.986 (0.93, 1.04)
 Binary top 10 % 1.006 (0.97, 1.04) 1.013 (0.97, 1.06) 1.005 (0.99, 1.02) 1.013 (0.97, 1.06)
  1. ns not significant after adjusting for multiple comparisons using the Bonferroni-Holm method
  2. aMinimally adjusted model: adjusted for child age and tester
  3. bFully adjusted model: adjusted for child age, tester, maternal education, ethnic background and parity
  4. ns: < 0.001