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Table 3 Correlations of sleep quality, psychological distress and coping style in insomnia patients

From: Relationships of coping styles and psychological distress among patients with insomnia disorder

  Positive coping style score Negative coping style score
r P r P
PSQI total score −0.323** 0.004 0.346** 0.002
Subjective sleep quality 0.013 0.906 0.141 0.217
Sleep latency −0.232* 0.040 0.295** 0.008
Sleep duration −0.140 0.217 0.063 0.584
Habitual sleep efficiency 0.000 0.999 0.237* 0.035
Sleep disturbance −0.137 0.229 0.151 0.183
Use of sleeping medications −0.328** 0.003 0.055 0.628
Daytime dysfunction −0.244* 0.030 0.009 0.935
SCL-90R total score −0.247* 0.028 0.213 0.059
Somatization −0.114 0.315 0.249* 0.027
Obsessive-compulsive −0.251* 0.025 0.104 0.361
Interpersonal sensitivity −0.202 0.074 0.241* 0.032
Depression −0.252* 0.025 0.147 0.197
Anxiety −0.226* 0.045 0.207 0.067
Hostility −0.113 0.321 0.037 0.743
Phobic anxiety −0.254* 0.024 0.054 0.636
Paranoid ideation −0.128 0.262 0.138 0.225
Psychoticism −0.152 0.182 0.205 0.069
Additional items −0.358** 0.001 0.273* 0.015
  1. *P<0.05, ** P<0.01