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Published online 2017 Oct 13. doi:  10.1186/s12877-017-0624-z

Table 1

Return to:   Patient-centered Professional Practice Models for Managing
Low Back Pain in Older Adults

Participant Baseline Characteristics by Treatment Group

CharacteristicShared Care, n = 44Dual Care, n = 44Medical Care, n = 43
Age, years, mean ± SD73.2 ± 6.272.3 ± 6.072.7 ± 6.4
Gender, male, n (%)28 (64)28 (64)24 (56)
Race, white, n (%)40 (91)43 (98)40 (93)
Employment, current, n (%)4 (9)11 (25)11 (26)
Body mass index, mean ± SD31.9 ± 5.731.8 ± 7.331.7 ± 7.0
Timed Up & Go, seconds, mean ± SDa 12.3 ± 5.311.1 ± 2.611.6 ± 3.8
RAND-36, mean ± SD (range 0–100)b
 Physical function50.0 ± 26.957.8 ± 23.665.0 ± 23.3
 Emotional well-being78.5 ± 13.180.4 ± 14.077.8 ± 13.3
Patient Health Questionnaire, n (%)
 None-to-minimal depression27 (62)32 (73)31 (72)
 Mild-to-moderate depression15 (34)11 (25)12 (28)
Generalized Anxiety Disorder, n (%)
 None-to-minimal anxiety37 (84)38 (86)34 (79)
 Mild-to-moderate anxiety7 (16)6 (13)9 (21)
LBP onset, ≥1 year, n (%)40 (91)37 (84)33 (77)
LBP days per week, median ± IQR7.0 ± 6.07.0 ± 5.07.0 ± 7.0
LBP medication use, past week, n (%)
 0 days of medication use15 (34)16 (36)16 (37)
 1–6 days of medication use14 (32)17 (38)17 (40)
 7 days of medication use15 (34)11 (25)10 (23)
Types of LBP medication, n (%)
 Opioids or narcotics4 (9)4 (9)5 (12)
 Over-the-counter medicine23 (52)16 (36)17 (40)
 Non-steroidal anti-inflammatories17 (39)24 (55)19 (44)
 Sedatives or muscle relaxants7 (16)5 (11)5 (12)
Days cut down on activity in past 4 weeks due to LBP, median ± IQR2 (0–10.0)4 (0–8.5)5 (0–20.0)
Bothersomeness mean ± SD (range 1–5)a 3.5 ± 0.83.4 ± 0.83.3 ± 0.8
Fear avoidance beliefs, work or daily activity, mean ± SD (range 0–42)a 14.7 ± 8.713.0 ± 10.010.4 ± 8.4
Fear avoidance beliefs, physical activity, mean ± SD (range 0–24)a 12.8 ± 6.011.8 ± 6.212.0 ± 5.0
Numerical rating scale, average LBP in past week, mean ± SD (range 0–10)a 5.3 ± 1.96.0 ± 1.96.1 ± 1.9
Numerical rating scale, worst LBP in past week, mean ± SD (range 0–10)a 7.3 ± 1.57.4 ± 1.87.5 ± 1.5
Roland Morris Disability Questionnaire, mean ± SD (range 0–24)a 9.0 ± 5.27.1 ± 4.46.3 ± 4.9
aLower score indicates better functioning

bHigher score indicates better functioning

IQR Interquartile range, LBP Low back pain, SD standard deviation