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. Author manuscript; available in PMC: 2013 Sep 12.
Published in final edited form as: Am J Hum Biol. 2009 Nov-Dec;21(6):762–768. doi: 10.1002/ajhb.20927

Table 1.

Descriptive Statistics of Testosterone (ng/dL) Variables

STUDY A (n=115) STUDY B (n=65)
Late Winter Other Seasons Late Winter Other Seasons
AM PM Diurnality AM1 PM Diurnality AM PM Diurnality AM2 PM Diurnality
Geometric Mean of T 7.03 6.99 8.65 7.26 7.63 7.37 10.11 7.59
Arithmetic Mean of log2T 2.814 2.806 −0.008 3.112 2.86 −0.252 2.931 2.881 −0.052 3.338 2.925 −0.42
Standard Error of log2T 0.142 0.142 0.181 0.118 0.118 0.128 0.113 0.126 0.109 0.114 0.128 0.158
1

log2TOTHER-AM>log2TOTHER-PM (p=0.035), log2TOTHER-AM>log2TLW-AM (p=0.054)

2

log2TOTHER-AM>log2TOTHER-PM (p=0.0005), log2TOTHER-AM>log2TLW-AM (p=0.007)