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Table 1 Characteristics of the participants with pelvic girdle pain (PGP) and controls without PGP

From: The transverse abdominal muscle is excessively active during active straight leg raising in pregnancy-related posterior pelvic girdle pain: an observational study

  PGP
(n = 43)
Controls
(n = 39)
Age in years, mean (SD) 36.7 (6.8) 41.1 (6.6)
Time since last delivery in years, median (IQR) 2.3 (3.0) 6.3 (6.4)
Number of vaginal deliveries, median (IQR) 2 (1) 2 (1)
Pain started during pregnancy, number (%) 36 (84) n/a
Duration of complaints in years, median (IQR) 3.7 (5.1) n/a
Bilateral pain, number (%) 31 (72) n/a
Pain intensity (NRS), median (IQR) 6.0 (2.0) 0
Disability score (QBPDS), mean (SD) 54 (22) 0
ASLR score ipsilateral, median; (IQR) 2.5 (1.5) 0
ASLR score contralateral, median; (IQR) 2.5 (1.5) 0
  1. ASLR active straight leg raising, IQR Interquartile range, n/a not applicable, NRS numeric rating scale, QBPDS Quebec Back Pain Disability Scale, Quebec Back Pain Disability Scale, SD standard deviation