A randomized study of telephonic care support in populations at risk for musculoskeletal preference-sensitive surgeries

Table 7 Preference-sensitive surgery rates per 1,000 members

	Intervention arm	Control arm	Unadjusted differences		Odds ratio difference^‡	P value
	n = 13,901	n = 10,266	Count	Percent	(95% Wald CI)
Any Preference-Sensitive Surgery	34.3	38.9	−4.6	−11.8%	0.963(0.834 to 1.111)	0.6039
	n = 5,286	n = 3,035
Preference-Sensitive Back Surgery	18.7	21.1	−2.4	−11.4%	0.855(0.611 to 1.196)	0.3595
	n = 8,615	n = 7,231
Preference-Sensitive Joint Surgery	36.6	40.2	−3.6	−9.0%	0.995(0.839 to 1.180)	0.9571

‡Odds ratio adjusted for age category, gender, study wave, preference-sensitive condition, continuous health plan eligibility, prior year’s actionable physician, professional and pharmacy costs within Logistic Regression with Preference-Sensitive Surgery as outcome.

ISSN: 1472-6947