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Table 2 Proportional Hazards Model of Predictor Variables

From: Predictors of switching antipsychotic medications in the treatment of schizophrenia

Variable Cox proportional
hazards model
parameter
p value Hazard ratio
(95% confidence
interval)
Female +0.3192 0.0335 1.376 (1.025-1.847)
Any antipsychotic in the previous year -0.4836 0.0262 0.617 (0.403-0.944)
Substance abuse diagnosis -0.3133 0.0457 0.731 (0.538-0.994)
Pre-existing depression condition +0.3948 0.0344 1.484 (1.029-2.139)
PANSS Davis anxiety/depression, change from baseline to 2 weeks +0.0498
(per 1-point increase)
0.0320 1.051 (1.004-1.100)
(per 1-point increase)
Barnes akathisia objective score, change from baseline to 2 weeks +0.2962
(per 1-point increase)
0.0398 1.345 (1.014-1.783)
(per 1-point increase)
  1. Abbreviations: PANSS, positive and negative syndrome scale.