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Table 4 Blockwise multiple regression analysis of the relationship between baseline characteristics and CDSS total score

From: Depressive symptoms in first episode psychosis: a one-year follow-up study

  B Standard error Significance Lower bound Upper bound Adjusted R square
Gender .703 .660 .289 -.603 .289 .009
PAS child. social .319 .118 .008* .085 .552  
PAS child. academic .044 .142 .755 -.237 .325 .111
DUP .558 .181 .003* .198 .917 .171
PANSS positive -.057 .071 .420 -.198 .083  
PANSS negative .039 .46 .397 -.053 .132  
PANSS excitative -.248 .130 .060 -.506 .010  
PANSS depressive .348 .093 .000** .165 .532  
PANSS cognitive .046 .177 .797 -.305 .396 .251
  1. Explained variance for final model: R2 =.305, F=5.608, P<.05.
  2. *Significant at the P<.05 level.
  3. **Significant at the P<.001 level.
  4. PANSS Positive and negative syndrome scale.
  5. PAS Premorbid adjustment scale.
  6. DUP Duration of untreated psychosis.
  7. CDSS Calgary depression scale for schizophrenia.