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. Author manuscript; available in PMC: 2016 Sep 29.
Published in final edited form as: J Virol Methods. 2014 Jan 30;199:119–123. doi: 10.1016/j.jviromet.2014.01.002

Table 3.

Comparison between demographic characteristics of 37 confirmed HCV positive and 1941 HCV negative donors (the 20 unclassified donors were excluded).

Negative
Confirmed positive
p
(n = 1941) % (n = 37) %
Frequency of donation
 FTD 1754 90.4 36 97.3 NS
 RBD 187 9.6 1 2.7 NS
Age group (years)
 Mean 29.2 ± 7.9 35.2 ± 12 p < 10−4
 <20 96 4.9 1 2.7 NS
 20–29 1096 56.5 15 40.5 0.05
 30–39 538 27.7 9 24.3 NS
 40–49 165 8.5 8 21.6 0.01
 ≥50 46 2.4 4 10.8 NS
Gender
 Male 1614 83.2 33 89.2 NS
 Female 327 16.8 4 10.8 NS

FTD, first time blood donor; RBD, repeat blood donor; NS, not significant.