Body weight, frailty, and chronic pain in older adults: a cross-sectional study

BMC Geriatrics

Table 4 Adjusted^a associations between BMI and chronic pain stratified by frailty level among US older adults

	Chronic Pain vs No Chronic Pain
BMI	Overall (N = 3693)		Frail (n = 2114)		Non-Frail (n = 1579)
BMI	PR	95% CI	PR	95% CI	PR	95% CI
Normal	1.00	–	1.00	–	1.00	–
Underweight	1.64	1.24–2.17	1.68	1.25–2.26	1.35	0.42–4.32
Overweight	1.14	0.92–1.43	1.19	0.94–1.52	0.97	0.56–1.66
Obese	1.33	1.06–1.66	1.33	1.04–1.69	1.47	0.82–2.62
	Overall P-value for the interaction term (BMI* frailty) =1.000

Abbreviations. BMI Body mass index, PR Prevalence ratio, CI Confidence interval
^aAdjusted for age, gender, race/ethnicity, education level, family income-to-poverty ratio, alcohol use, smoking, cancer, and number of chronic conditions

ISSN: 1471-2318