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Table 4 Logistic regression analysis (Enter) of the factors associated with sleep disturbances, included in the analysis (n = 1066)

From: Leg ulcers in older people: a national study addressing variation in diagnosis, pain and sleep disturbance

  Odds ratio Confidence interval P-value
Pain (NRS)    
 1 0 0 0.998
 2 0.17 0.30–1.27 0.190
 3 1.52 0.87–2.65 0.145
 4 2.37 1.39–4.06 0.002
 5 4.11 2.55–6.63 <0.001
 6 7.55 4.01–14.21 <0.001
 7 12.80 7.06–23.20 <0.001
 8 28.08 13.18–59.84 <0.001
 9 43.64 9.90–192.29 <0.001
 10 33.21 12.32–89.51 <0.001
Leg ulcer diagnosis    
 Venous 0.96 0.69–1.34 0.795
 Arterial 2.41 1.45–3.99 0.001
 Venous-arterial 1.92 1.12–3.26 0.017
Age groups    
 70–79 years 1.11 0.60–2.05 0.747
  ≥ 80 years 1.39 0.77–2.49 0.273
Sex    
 Woman 0.96 0.70–1.31 0.782
  1. References in the adjusted model: NRS 0, age 60–69 years, having other types of wounds and being male, with the Hosmer-Lemeshow goodness of fit of 0.947
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