Table S2.

Proportion of individuals utilizing medical resources or reporting time losses at the (A) 6-, (B) 12- and (C) 24-month followup obtained through multiple imputations

A)
Health care resource utilization components at the 6-month follow-up	Mild pain N= 82 (100)	Moderate to severe pain N=102 (100)	Total N=184 (100)
Public insurance
Total number reporting public insurance expenses	2.0 (2.5)	13.5 (13.2)	15.5 (8.4)
Out of pocket expenses
Total number reporting out of pocket expenses	11.3 (13.8)	23.3 (22.9)	34.6 (18.8)
Private insurance
Total number reporting private insurance expenses	2.5 (3.1)	4.8 (4.7)	7.3 (4.0)
Loss of time
Total number reporting loss of time	4.7 (5.7)	12.9 (12.7)	17.6 (9.5)
Total	14.6 (17.8)	28.5 (27.9)	43.1 (23.0)
B)
Health care resource utilization components at the 12-month follow-up	Mild pain N=60 (100)	Moderate to severe pain N=69 (100)	Total N=129 (100)
Public insurance
Total number reporting public insurance expenses	0.5 (0.8)	8.4 (12.2)	8.9 (6.9)
Out of pocket expenses
Total number reporting out of pocket expenses	8.9 (14.8)	23.7 (34.4)	32.6 (25.3)
Private insurance
Total number reporting private insurance expenses	0.1 (0.2)	3.2 (4.6)	3.3 (2.6)
Loss of time
Total number reporting loss of time	1.7 (2.9)	10.7 (15.5)	12.4 (9.6)
Total	9.7 (16.1)	28.5 (41.3)	38.1 (29.6)
C)
Health care resource utilization components at the 24-month follow-up	Mild pain N=40 (100)	Moderate to severe pain N=44 (100)	Total N=84 (100)
Public insurance
Total number reporting public insurance expenses	0 (0.0)	0 (0.0)	0 (0)
Out of pocket expenses
Total number reporting out of pocket expenses	2.4 (6.1)	10.3 (23.3)	12.7 (15.1)
Private insurance
Total number reporting private insurance expenses	0 (0.0)	1.2 (2.7)	1.2 (1.4)
Loss of time
Total number reporting loss of time	1.2 (2.9)	3.9 (8.8)	5.0 (6.0)
Total	2.6 (6.4)	11.9 (27.1)	14.5 (17.3)

Notes: All results are presented as N (%). Resources identified within the table were utilized in the last 30 days.