Variable | AEP | FP | Healthy | Significance |
---|---|---|---|---|
(n = 23) | (n = 27) | (n = 28) | ||
Subject Demographics | ||||
 Gender | ||||
  Males | 4 (17.4%) | 21 (77.8%) | 12 (42.9%) | p < 0.001* |
  Females | 19 (82.6%) | 6 (22.2%) | 16 (57.1%) | |
 Age (years) | 43.7 (11.2) | 41.0 (10.0) | 38.5 (11.2) | p = 0.238 |
 Mass (kg) | 68.9 (18.0) | 82.5 (14.6) | 72.9 (15.2) | p = 0.005* (AEP vs. FP) |
 Height (cm) | 164.9 (10.2) | 175.9 (8.7) | 169.4 (7.3) | p < 0.001* (AEP vs. FP/FP vs. H) |
 BMI (kg/m2) | 20.8 (4.9) | 23.4 (3.5) | 21.5 (4.1) | p = 0.127 |
Pain | ||||
 Site of Back Pain N(%) | ||||
  Right | 8 (34.8%) | 5 (18.5%) | – | – |
  Left | 2 (8.7%) | 3 (11.1%) | ||
  Central | 13 (56.4%) | 19 (70.4%) | ||
 Time Since Pain Onset N(%) | ||||
  3–6 months | 2 (8.7%) | 8 (29.6%) | – | – |
  6–12 months | 7 (30.4%) | 2 (7.4%) | – | – |
  1–2 years | 1 (4.3%) | 3 (11.1%) | – | – |
  2–3 years | 0 (0%) | 1 (3.7%) | – | – |
  3–4 years | 2 (8.7%) | 2 (7.4%) | – | – |
  4–5 years | 3 (13%) | 3 (11.1%) | – | – |
  5–10 years | 3 (13%) | 4 (14.8%) | – | – |
  10+ years | 5 (21.7%) | 4 (14.8%) | – | – |
Patient Reported Measures | ||||
 | AEP | FP |  |  |
(n = 23) | (n = 26) | |||
 ODQ | 22.5 (11.6) | 21.6 (10.0) | – | p = 0.773 |
 DRAM | 29.8 (12.5) | 22.7 (10.9) | – | p = 0.027* |
 VAS | 4.6 (1.4) | 4.5 (1.4) | – | p = 0.986 |
 TSK | 37.5 (6.8) | 37.6 (5.3) | – | p = 0.993 |