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Table 2 Spearman’s rank correlation analysis of global sleep quality (global PSQI-J)

From: Purging behaviors relate to impaired subjective sleep quality in female patients with anorexia nervosa: a prospective observational study

Variables

ρ

ρ

Diagnosis of ANbp

0.525

0.017*

Age

0.345

0.136

Body mass index

0.168

0.479

Duration of illness

0.536

0.015*

Current menstruation

0.281

0.230

Use of sedative drugs

0.332

0.152

CES-D

0.318

0.172

Vomiting

0.561

0.010*

Chewing

−0.061

0.798

Laxative overuse

0.407

0.075

Uretic misuse

0.280

0.232

  1. ANbp anorexia nervosa binge-eating/purging type, CES-D Center for Epidemiologic Studies Depression, PSQI-J Japanese version of the Pittsburgh Sleep Quality Index, ρ Spearman’s correlation coefficient
  2. *P < 0.05
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BioPsychoSocial Medicine

ISSN: 1751-0759

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