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Table 4 Predictive models of poor evolution at 6 months

From: Searching for a prognostic index in lupus nephritis

Variables

Model 1

OR

[CI 95%]

Model 1

p value

Model 2

OR

[CI 95%]

Model 2

p value

Model 3

OR

[CI 95%]

Model 3

p value

Age (years)

1.04 [0.98–1.11]

0.180

1.04 [0.98–1.11]

0.180

1.04 [0.98–1.11]

0.178

SLEDAI

0.99 [0.85–1.15]

0.922

    

SCr (mg/dl)

0.91 [0.13–6.10]

0.921

0.91 [0.13–6.09]

0.922

  

Proteinuria (g/24 h)

0.83 [0.49–1.38]

0.467

0.82 [0.51–1.31]

0.405

0.81 [0.51–1.28]

0.377

Chronicity index

0.76 [0.26–2.23]

0.614

0.75 [0.26–2.17]

0.595

0.72 [0.31–1.67]

0.453

Thrombocytopenia*

22.0 [1.07–452.5]

0.045

21.7 [1.1–428.1]

0.043

20.3 [1.43–287.4]

0.026 **

Fibrosis

33.6 [1.31–861.4]

0.034

34.8 [1.45–833.1]

0.028

35.9 [1.57–820.8]

0.025 **

Glucocorticoids

0.32 [0.05–2.01]

0.233

0.32 [0.05–2.07]

0.232

0.32 [0.05–2.06]

0.230

Low C3

0.48 [0.04–5.14]

0.543

0.45 [0.05–3.98]

0.477

0.45 [0.05–3.94]

0.473

Constant

0.038 [0–3.83]

0.165

0.036 [0–3.25]

0.148

0.03 [0–3.17]

0.145

HL

 

0.156

 

0.218

 

0.306

AUC

0.897 (0.780–1.000)

 

0.899 (0.785–1.000)

 

0.899 (0.785–1.000)

 

Best cut point

Pr predicted ≥ 0.243

S = 90.9%

E = 88.7%

%CC = 89.1

 

Pr predicted ≥ 0.235

S = 90.9%

E = 88.7%

%CC = 89,1

 

Pr predicted ≥ 0.225

S = 90.9%

E = 88.7%

%CC = 89.1

 
  1. SLEDAI Systemic Lupus Erythematosus Disease Activity Index, Scr. serum creatinine, HL Hosmer–Lemeshow goodness-of-fit test, Pr probability, S sensitivity, E specificity, CC correct classification; **: statistically significant
  2. * < 50.000 platelets/mm3