Type of analysis

Categories of HIV-1 positive blood donors

Median duration in months (95% CI)

P value

Over all

i vs ii

iii vs iv

i vs iii

Symptom free duration* (n = 108)

i. Fe pos PT (n - 38)

30 (26,32)

<0.001

<0.001

<0.001

<0.001

ii. Fe pos Non-PT (n = 16)

67 (60,71)

iii. Fe neg PT (n - 10)

47 (42,49)

iv. Fe neg Non-PT (n = 44)

80 (72,87)

Survival duration (n = 96)

i. Fe pos PT (n = 38)

47 (42,48)

<0.001

<0.001

<0.001

<0.001

ii. Fe pos Non-PT (n = 16)

95 (90,100)

iii. Fe neg PT (n = 10)

71 (65,76)

iv. Fe neg Non-PT (n = 32)**

107 (102,112)