Table 3.

Participant health characteristics stratified by MAINTAIN findings (n=91).

	Not a candidate (n=55)	Possible candidate (n=11)	Candidate (n=25)	Possible Candidate/ Candidate (n=36)	Total (n=91)
Roland Morris: mean, SD (range)	3.2, SD: 3.38 (range: 0–17)	6.5, SD: 4.55 (range: 0–17)	8.2, SD: 4.71 (range: 3–22)	7.7, SD: 4.66 (range:0–22)	5.1, SD: 4.48 (range: 0–22)
Numerical Pain Rating Scale
Right now	2.6, SD: 1.82 (range: 0–9)	4.5, SD: 1.69 (range: 1–7)	5.2, SD: 1.47 (range: 3–8)	5.0, SD: 1.55 (range: 1–8)	3.6, SD: 2.11, (range: 0–9)
Worst	5.9, SD: 2.07 (range: 0–10)	7.7, SD: 1.42 (range: 5–9)	8.3, SD: 1.25 (range: 6–10)	8.1, SD: 1.31 (range: 5–10)	6.8, SD: 2.07 (range: 0–10)
Least	1.0, SD: 1.51 (range: 0–8)	2.6, SD: 1.29 (range: 1–5)	2.8, SD: 1.59 (range: 0–6)	2.7, SD: 1.48 (range: 0–6)	1.8, SD: 1.74 (range: 0–8)
Average – 24 hours	2.5, SD: 1.75 (range: 0–7)	5.3, SD: 1.27 (range: 3–7)	5.6, SD: 1.88 (range: 3–10)	5.5, SD: 1.69 (range: 3–10)	3.8, SD: 2.32 (range:0–10)
EQ-5D-binary*: n (%)
Mobility	14 (25.4%)	5 (45.5%)	12 (48.0%)	17 (47.2%)	31 (36.9%)
Self-care	6 (10.9%)	3 (27.3%)	6 (24.0%)	9 (25.0%)	15 (16.5%)
Usual Activities	19 (34.5%)	10 (90.9%)	18 (72.0%)	28 (77.8%)	47 (51.6%)
Pain / Discomfort	46 (83.6%)	11 (100%)	22 (88.0%)	33 (91.7%)	79 (86.8%)
Anxiety / Depression	21 (38.2%)	7 (63.6%)	14 (56.0%)	21 (58.3%)	51 (56.0%)
Pain Self-Efficacy Questionnaire (PSEQ): mean, SD (range)	54.5, SD: 8.59 (range: 16–60)	38.7, SD: 14.05 (range: 17–60)	46.2, SD: 11.95 (range: 15–60)	43.7, SD: 12.97 (range: 15–60)	50.2, SD: 11.78 (range: 15–60)
Expectation: mean, SD (range)	6.8, SD: 6.80 (range: 1–10)	7.9, SD: 1.45 (range: 6–10)	6.6, SD: 2.98 (range: 0–10)	7.1, SD: 2.62 (range: 0–10)	6.9, SD: 2.81 (range: 0–10)
Expectations
Excellent	10 (18.2%)	1 (9.1%)	3 (12.0%)	4 (11.1%)	14 (17.1%)
Good	32 (58.2%)	7 (63.6%)	11 (44.0%)	18 (50.0%)	50 (61.0%)
Neither good nor bad	6 (10.9%)	1 (9.1%)	7 (28.0%)	8 (23.6%)	14 (71.1%)
Bad	1 (1.8%)	2 (18.2%)	1 (4.0%)	3 (8.3%)	4 (4.9%)
Poor	0	0	0	0	0

Legend:

^* - n indicates that the participant had identified this as a problem
(slight to extreme is not differentiated here).