Skip to main content

Advertisement

Table 6 The four samples stratified on the three MPI subgroups. A global test of differences in the distribution of MPI subgroups supplemented with posteriori tests of differences from the reference group A

From: Psychological and behavioral differences between low back pain populations: a comparative analysis of chiropractic, primary and secondary care patients

MPI subgroup Samples
A (primary care, Chiropractic) n = 361 B (primary care, sick listed with risk of chronicity) n = 128 C (secondary care, multimodal single-center) n = 253 D (secondary care, multimodal multi-center) n = 212
AC 189 (52 %) 82 (64 %) 98 (39 %) 72 (34 %)
ID 67 (19 %) 25 (20 %) 56 (22 %) 52 (25 %)
DYS 105 (29 %) 21 (16 %) 99 (39 %) 88 (41 %)
Study populations differ on MPI group distribution, p < 0.001
  Reference A vs B, p = 0.048* A vs C, p = 0.009* A vs D, p < 0.001*
  1. ID Interpersonally distressed, DYS Dysfunctional, AC Adaptive Copers
  2. * = p-values adjusted for multiple testing