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Table 1 In-house existing datasets that will be used in initial studies

From: A protocol for chronic pain outcome measurement enhancement by linking PROMIS-29 scale to legacy measures and improving chronic pain stratification

Sample size n = 2024
(n = 518 CLBP only; n = 347 CNP only; n = 1159 both)
n = 750
(n = 384 CLBP; n = 287 acute LBP; n = 79 subacute)
n = 5755 n = 1444
Population Chiropractic patients being treated for CLBP and/or CNP Active military with LBP participating in RCTs on chiropractic General population Those with CLBP
Longitudinal? Yes Yes No No
Average age in years (SD) 48.6 (14.5) 30.9 (8.7) 36.2 (10.9) 37.7 (11.2)
% Female 72.4% 23.3% 52.4% 56.4%
Average pain 0–10 (SD) 3.1 (1.8) 4.6 (2.0) 2.2 (2.3) 3.9 (2.2)
Measures used:
 PROMIS-29 Yes Yes Yes Yes
 ODI Yes No No Yes
 RMDQ No Yes No No
 NDI Yes No No No
 Pain NRS 0–10 Yes Yes Yes Yes
  1. ACT Assessment of Chiropractic Treatment for Low Back Pain, Military Readiness and Smoking Cessation, CERC RAND Center of Excellence for the Study of Appropriateness of Care in CAM: CLBP chronic low back pain, CNP chronic neck pain, MTurk data collected using an Amazon Web Service called Mechanical Turk, ODI Oswestry Disability Index, PROMIS-29 short form of the Patient-Reported Outcomes Measurement Information System, RMDQ Roland-Morris Disability Questionnaire, NRS = numerical rating scale