Appendix Table 4.

Multivariable outcome modeling incorporating all pre-operative and operative factors from Table 1 that met a univariate significance threshold of 0.1 for outcomes other than 2-week and 6-week opioid usage outcomes.

Outcome	Patient or operative characteristic	Adjusted estimate or odds ratio	P-value
Intra-operative OME’s (n=73)	BMI	1.36/point (0.23, 2.49)	0.019
Post-op inhospital OME’s (n=73)	Active ROM surgeon	27.49 (5.45, 49.53)	0.015
	Age	−1.05/year (−1.96, −0.14)	0.025
	Prior ipsilateral hip surgery	40.97 (−0.33, 82.28)	0.052
	Anti-inflammatory usage in 2 weeks prior to surgery	11.6 (−10.14, 33.33)	0.29
	iHOT-12 (out of 100)	0.11/point (−3.22, 3.43)	0.95
Prescribed OME’s to 6-week visit (n=73)	Opioid usage in 2 weeks prior to surgery	269.4 (105.21, 433.6)	0.002
	Active ROM surgeon	154.53 (18.61, 290.45)	0.026
	Procedure duration (hours)	76.26/hour (−53.3, 205.82)	0.24
	PHQ (out of 24)	2.67/point (−12.8, 18.14)	0.73
	PCS (out of 52)	0.55/point (−5.13, 6.23)	0.85
Prescribed OME’s to 90d post-op (n=73)	Opioid usage in 2 weeks prior to surgery	322.8 (137.99, 507.62)	<0.001
	Active ROM surgeon	141.07 (−12.41, 294.54)	0.071
	Procedure duration (hours)	98.19/hour (−51.82, 248.2)	0.196
	Prior ipsilateral hip surgery	186.08 (−113.68, 485.84)	0.22
	PHQ (out of 24)	2.38/point (−15.07, 19.84)	0.79
	PCS (out of 52)	0.65/point (−5.75, 7.05)	0.84
Prescribed additional narcotics at/after 6-week visit up to 90d post-op? (n=73)	Prior ipsilateral hip surgery	10.29 odds ratio (1.37, 77.18)	0.023
	Opioid usage in 2 weeks prior to surgery	3.57 odds ratio (0.84, 15.14)	0.084
Remaining OME’s at 6-week visit (n=67)	No univariate significance	N/A	N/A