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Table 5 Results of the stepwise regression analysis of the family burden factors in patients diagnosed with bipolar disorder and the three sets of patient and caregiver characteristics and patient clinical features (N=200)

From: Comparison of burden among family members of patients diagnosed with schizophrenia and bipolar disorder in a large acute psychiatric hospital in China

Independent variables Violent behavior Caregiver distress Disrupted routines Suicidal behavior Satisfaction with services
Patient’s characteristics
 Age     −0.077*  
 Gender    −1.850*   
Carer’s characteristics
 Age   −0.069*    
 Spouse 2.156*    1.252* 1.752*
 Divorce /widow      −1.992*
Patient’s clinical features
 HAMD total   0.304*   0.417**  
 YMRS total 0.110**   0.395*   
 ITAQ total −0.174**     
 DAI total      −0.074*
 SF-36 MCS      −0.015*
Change in R2 by step
 Patient’s characteristics 0.080 0.033 0.037 0.060 0.061
 Carer’s characteristics 0.050 0.032 0.068 0.051 0.117
 Patient’s clinical features 0.106 0.052 0.103 0.089 0.052
Total R2 0.236** 0.117* 0.208* 0.200* 0.230*
  1. See Table 1 for abbreviations
  2. Reported correlations are statistically significant at the *p < 0.05 level; or **p <0.01