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Table 3 Logistic regression of the CHR/non-CHR classification by PQ-B items

From: Screening of the college students at clinical high risk for psychosis in China: a multicenter epidemiological study

Variables B S.E. Wald Df p Exp(B)
PQ1 0.223 0.086 6.764 1 0.009 1.249
PQ4 0.225 0.077 8.489 1 0.004 1.252
PQ12 0.240 0.094 6.504 1 0.011 1.271
PQ13 0.204 0.082 6.138 1 0.013 1.226
PQ15 0.282 0.103 7.527 1 0.006 1.326
PQ17 0.182 0.088 4.317 1 0.038 1.200
PQ18 0.199 0.064 9.666 1 0.002 1.220
PQ21 0.188 0.094 3.995 1 0.046 1.206
Constant −9.813 0.468 439.389 1 < 0.001 0.000
Overall model fit test χ2 = 252.494, p < 0.001; Hosmer–Lemeshow test value = 8.309, p = 0.306.
Associated strength Cox-Snell R2 = 0.011; Nagelkerke R2 = 0.263