Table 2 Test Results with Equal Variances for CD4 Base Value, Length of Follow-up, and CD4 Decline during the Follow-up Time for HIV-Infected Males (n = 118) Compared with HIV-Infected Females (n = 60).

From: The rapid CD4 + T-lymphocyte decline and human immunodeficiency virus progression in females compared to males

Variable

Gender

Statistical analysis

Male (n = 118)

Female (n = 60)

Mean ± SD

Mean ± SD

Mean Diff

SE Diff

95%confidence interval

t-test

Sig (2-tailed)

CD4 base value (µƖ)

712.2 ± 186.6

741.9 ± 301.5

− 29.6

36.72

(− 102.11, 42.84)

− 0.807

0.421

Length of time (months) from initial HIV + diagnosis to First CD4 count

7.20 ± 16.31

7.45 ± 15.17

− 0.2805

2.528

(−  5.27, 4.71)

− 0.1

0.912

Follow-up length (months)

25.5 ± 17.4

21.9 ± 16.9

3.58

2.74

(− 1.83, 8.98 )

1.318

0.193

CD4 decline (µƖ) during the follow-up time

158.6 ± 120.3

234.5 ± 204.6

− 75.9

26.32

(− 127.93,− 23.93)

− 2.89

0.004

  1. Diff, Difference; Sig, Significance.
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