Table 3.

Odds ratios associated with prevalence of residual symptoms, “at least moderate PPS”, defined as a BPI-SF average pain score of 3 or greater

Explanatory variables	Odds ratio	95% CI	P-values
Group (CR: 0, PR: 1)	3.04	1.78–5.18	<0.001
Sex (male: 0, female: 1)	1.61	0.96–2.70	0.070
Age (category by 10 years)	1.06	0.90–1.26	0.49

Notes: Logistic regression was used. The base variable was 0 and the evaluation variable was 1.

Abbreviations: BPI-SF, Brief Pain Inventory-Short Form; CI, confidence interval; CR, complete remission; PPS, painful physical symptoms; PR, partial remission.