Table 2 Risk of Developing New AIDS Event according to CD4 and VL Response Categories.

Absolute CD4 < 200

(1–12 months)

RR = 4.45 (95% CI: 1.8, 10.9);

p < 0.001

(13–24 months)

RR = 3.95 (95% CI: 1.62, 9.63);

p = 0.002

(25–36 months)

RR = 5.19 (95% CI: 1.99, 13.5);

p = 0.001

(37–48 months)

RR = 3.21 (95% CI: 1.61, 10.8);

p = 0.02

VL Response

Absolute VL > 1,000

(1–12 mos)

RR = 2.34 (95% CI: 0.87, 6.26);

p = 0.09

(13–24 mos)

RR = 2.77 (95% CI: 0.81, 9.48);

p = 0.10

(25–36 mos)

RR = 4.41 (95% CI: 0.99, 19.7);

p = 0.052

(37–48 mos)

RR = 2.74 (95% CI: 0.71, 9.1);

p = 0.14

Absolute VL > 5,000

(1–12 mos)

RR = 4.66 (95% CI: 2.02, 10.7);

p = 0.001

(13–24 mos)

RR = 3.24 (95% CI: 1.06, 9.88);

p = 0.03

(25–36 mos)

RR = 6.41 (95% CI: 1.8, 22.8);

p = 0.004

(37–48 mos)

RR = 4.23 (95% CI: 1.05, 6.0);

p = 0.05

Absolute VL > 50,000

(1–12 mos)

RR = 3.77 (95% CI: 1.68, 8.43);

p = 0.001

(13–24 mos)

RR = 2.78 (95% CI: 1.04, 7.39);

p = 0.021

(25–36 mos)

RR = 2.89 (95% CI: 1.80, 5.51);

p = 0.04