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Table 5 Parameter effects (with 95% CI) of Socio-demographics variables, risk variables, HR-QoL domain scores and clinical measurements on length of stay (waiting time) for the CD4 based Weibull multistate Markov model

From: Modelling immune deterioration, immune recovery and state-specific duration of HIV-infected women with viral load adjustment: using parametric multistate model

VariablesWaiting in NormalWaiting in MildWaiting in AdvancedWaiting in Severe
Exp(β)
(95% CI)
Exp(β)
(95% CI)
Exp(β)
(95% CI)
Exp(β)
(95% CI)
Orthogonal Viral load0.90 (0.81, 0.99)***1.42 (0.60, 3.33)1.27 (1.11, 1.45)**1.28 (1.15, 1.43)**
TB: Yes1.18 (0.34, 4.19)0.99 (0.76, 1.29)1.08 (0.75, 1.56)1.44 (0.63, 3.30)
Age_Cat: 18–20 years0.56 (0.39, 1.80)1.11 (0.77, 1.17)1.16 (0.91, 1.48)0.22 (0.11, 1.45)
Age_Cat: 21–39 years2.31 (0.07, 4.96)1.05 (0.78, 1.47)0.74 (0.54, 1.02)0.02 (0.01, 1.03)
Anemia: Yes1.12 (0.97, 1.30)1.05 (0.91, 1.21)1.08 (0.89, 1.30)0.87 (0.51, 1.49)
Education: Grade 9–103.56 (1.34, 9.48)*1.07 (0.79, 1.45)1.33 (0.92, 1.94)0.94 (0.61, 1.45)
Education: Grade > 114.80 (2.02, 11.40)*0.87 (0.67, 1.14)1.23 (0.92, 1.65)0.91 (0.58, 1.43)
Marital Status: Married/stable sexual partners1.51 (1.01, 2.25)*1.27 (1.01, 2.05)*0.98 (0.56, 1.73)1.18 (0.34, 3.91)
Marital Status: Single/no sexual partners1.71 (1.14, 2.78)*1.26 (0.98, 1.63)0.82 (0.62, 1.08)2.60 (0.17, 16.19)
Sex while Drunk: yes1.08 (0.78, 1.50)0.95 (0.71, 1.26)1.05 (0.77, 1.44)1.41 (0.88, 2.28)
RBC indices component1.05 (0.99, 1.12)0.99 (0.92, 1.06)0.94 (0.86, 1.03)1.17 (0.99, 1.39)
Hb and Haematocrit component1.11 (1.04, 1.19)1.00 (0.93, 1.07)0.94 (0.86, 1.02)1.26 (0.99, 1.61)
Granulocytes component0.98 (0.93, 1.03)0.93 (0.88, 1.99)0.99 (0.92, 1.07)0.88 (0.66, 1.18)
Mononuclear component1.27 (1.18, 1.38)**1.12 (1.04, 1.21)**1.07 (0.99, 1.15)0.86 (0.64, 1.16)
Liver enzymes abnormality component1.01 (0.95, 1.06)0.99 (0.93, 1.05)1.02 (0.95, 1.08)0.87 (0.65, 1.18)
Weight1.00 (0.99, 1.00)1.00 (0.99, 1.00)1.00 (0.99, 1.00)1.01 (0.98, 1.04)
Psychological well-being scores0.89 (0.83, 1.00)0.96 (0.79, 1.17)0.88 (0.83, 0.94)**0.87 (0.81, 0.93)*
Physical health scores1.07 (1.01, 1.14)**1.12 (1.05, 1.21)*1.06 (0.99, 1.12)0.85 (0.73, 0.99)**
Independence scores1.00 (0.97, 1.03)1.00 (0.97, 1.03)0.98 (0.96, 1.01)0.95 (0.88, 1.03)
Social relationship scores0.97 (0.93, 1.00)0.95 (0.92, 1.00)0.97 (0.93, 1.00)0.96 (0.87, 0.99)*
  1. Key:- Statistical significance: (*)P < 0.05; (**)P < 0.01; (***)P < 0.001; reference category: Age [> 40]; education [grade ≤ 8]; marital status [Many sexual partners]; TB [No]; Anemia [No]