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. 2013 Apr 10;8(4):e60419. doi: 10.1371/journal.pone.0060419

Table 2. Dictator giving and digit ratio (2011), censored regression.

Right-hand digit ratio
(a) (b) (c) (d) (e) (f) (male) (female)
2D:4D Inline graphic Inline graphic Inline graphic Inline graphic Inline graphic Inline graphic Inline graphic Inline graphic
2D:4D2 Inline graphic Inline graphic Inline graphic Inline graphic Inline graphic Inline graphic Inline graphic
Female Inline graphic Inline graphic Inline graphic Inline graphic
Fem.*2D:4D Inline graphic Inline graphic Inline graphic
Risk Aver. Inline graphic Inline graphic Inline graphic Inline graphic
Other Heterogen. No No No No No Yes No No
N 127 127 127 127 122 107 69 53
Pseudo-R2 0.013 0.018 0.024 0.024 0.054 0.091 0.023 0.116
p (model) 0.000 0.000 0.000 0.000 0.000 0.000 0.000 0.000
Left-hand digit ratio
(a) (b) (c) (d) (e) (f) (male) (female)
2D:4D Inline graphic Inline graphic Inline graphic Inline graphic Inline graphic Inline graphic Inline graphic Inline graphic
2D:4D2 Inline graphic Inline graphic Inline graphic Inline graphic Inline graphic Inline graphic Inline graphic
Female Inline graphic Inline graphic Inline graphic Inline graphic
Fem.*2D:4D Inline graphic Inline graphic Inline graphic
Risk Aver. Inline graphic Inline graphic Inline graphic Inline graphic
Other Heterogen. No No No No No Yes No No
N 126 126 126 126 121 106 68 53
Pseudo-R2 0.003 0.006 0.067 0.013 0.040 0.075 0.016 0.077
p (model) 0.281 0.121 0.000 0.030 0.000

p-values in parentheses. Constants non-significant in (top male)(p = 0.6), (bottom a), (bottom c–d),

(bottom f), (bottom male), (female) (p>0.19), significant otherwise.