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Table 3 Estimates and the 95% confidence intervals for parameters of multilevel ordinal non-proportional-odds model

From: Multilevel ordinal model for CD4 count trends in seroconversion among South Africa women

EffectNon-Proportional Odds
Normal vs Mild, Advance, SevereNormal, Mild vs Advance, SevereNormal, Mild, Advance vs Severe
Exp (β) (95%CI)Exp (β) (95%CI)Exp (β) (95%CI)
Thresholds
 Normal0.02 (0.01, 0.09)*  
 Mild 19.87 (3.71, 50.4)* 
 Advanced  24.51 (3.62, 81.35)*
Age: 21–39 years3.62 (1.03, 10.41)**3.36 (1.64, 36.99)*4.15 (0.99, 50.32)
Age: 40–59 years2.24 (0.75, 7.35)1.58 (0.44, 4.81)3.23 (0.82, 20.53)
Education: Grade 9–101.06 (0.17, 5.31)0.72 (0.10, 3.77)2.28 (0.17, 19.40)
Education: Grade  ≥112.13 (1.05, 12.11)*2.07 (0.54, 11.26)3.61 (1.03, 35.21)*
Sex while Drunk: No3.34 (1.22, 10.63)**5.21 (1.71, 17.08)*2.57 (0.57, 13.71)
Weight1.01 (0.99, 1.03)1.02 (1.01, 1.03)*1.02 (0.98, 1.03)
Marital status: Single/no sexual partners3.28 (0.71, 10.27)3.45 (0.97, 10.48)0.57 (0.07, 5.31)
Marital status: Many sexual partners0.88 (0.14, 4.95)0.19 (0.01, 2.20)0.12 (0.01, 0.19)*
cART: After initiation1.42 (0.60, 3.33)1.27 (1.11, 1.45)**1.28 (1.15, 1.43)**
Physical health score1.10 (0.99, 1.17)1.11 (1.07, 1.18)*1.57 (1.41, 1.62)**
Level of independence scores1.18 (1.12, 1.27)*1.02 (0.96, 1.18)0.83 (0.71, 1.01)
Social relationship scores0.96 (0.90, 1.01)0.93 (0.88, 0.98)0.92 (0.78, 1.11)
Psychological well-being scores0.94 (0.81, 1.11)0.77 (0.71, 1.81)0.51 (0.47, 1.68)
RBC indices component1.06 (0.91, 1.23)0.96 (0.82, 1.10)0.85 (0.55, 1.30)
Electrolyte component1.11 (1.04, 1.29)*1.09 (1.01, 1.18)*0.99 (0.77, 1.27)
Mononuclear component1.73 (1.48, 2.05)*1.79 (1.51, 2.12)*2.14 (0.98, 3.49)
Viral Load0.52 (0.41, 0.66)*0.56 (0.46, 0.67)*0.44 (0.32, 0.82)*
Time Slope
Visit0.55 (0.49, 1.06)0.66 (0.61, 1.35)1.76 (1.53, 1.94)*
cART: After initiation1.62 (1.34, 1.91)***1.67 (1.39, 2.01)**2.10 (1.45, 3.04)**
Physical health score1.02 (1.01, 1.03)**1.02 (1.01, 1.03)**1.03 (0.99, 1.05)
Psychological well-being scores1.01 (0.99, 1.02)1.02 (1.01, 1.03)**1.02 (1.01, 1.03)**
Level of independence scores1.02 (1.01, 1.04)*1.02 (1.01, 1.04)*1.02 (1.01, 1.04)*
Social relationship scores1.01 (0,99, 1.01)1.01 (1.003, 1.02)*1.01 (0.99, 1.02)
Education: Grade 9–101.02 (0.97, 1.10)1.04 (0.98, 1.12)0.99 (0.91, 1.11)
Education: Grade  ≥111.03 (1.01, 1.07)*1.10 (1.05, 1.15)**1.01 (0.96, 1.06)
Age: 21–39 years1.15 (1.01, 1.29)*1.04 (1.01, 1.07)*1.02 (0.94, 1.06)
Age: 40–59 years1.04 (0.97, 1.09)1.02 (0.96, 1.09)1.11 (0.92, 1.42)
Marital status: Single/no sexual partners0. 94 (0.89, 0.95)*0.95 (0.88, 1.07)1.02 (0.92, 1.09)
Marital status: Many sexual partners0.91 (0.84, 0.99)*0.96 (0.94, 0.99)*1.07 (0.93, 1.27)
Sex while drunk: No0.94 (0.92, 1.04)1.04 (0.99, 1.08)1.03 (0.97, 1.06)
Viral load1.01 (0.99, 1.02)1.01 (0.99, 1.03)0.96 (0.93, 0.99)*
Weight1.00 (0.99, 1.01)1.00 (0.99, 1.01)1.01 (0.99, 1.02)
Electrolyte component1.02 (1.003, 1.07)*1.01 (1.001, 1.04)*1.00 (0.99, 1.02)
RBC indices component1.01 (0.99, 1.02)1.02 (1.01, 1.03)*1.02 (0.99, 1.04)
Mononuclear component1.01 (0.99, 1.03)0.99 (89, 1.01)0.99 (0.97, 1.03)
Random components of non-proportional odds
Intercepts variance12.21* (9.96, 15.12)
interpt-slope covariance−0.36* (−0.49, − 0.22)
Variance (Time slope)0.02* (0.01, 0.02)
Model Diagnosis
 Proportional OddsNon-Proportional Odds
−2 log L8656.518426.78
Bayesian DIC9732.439301.43
Deviance (dbar)9367.129221.87
  1. Keys:- Statistical significance: (*) P < 0.05; (**) P < 0.01; (***) P < 0.001; Reference category: ART [Before initation]; Age [≤20 years]; Education [≤8 grade]; Marital status [Married]; Sex while drunk [Yes]