Table 4

Predictors of severe piriformis syndrome

Predictive variableCrude resultsAdjusted results
BetaSEOR (95% CI) P valueBetaSEOR (95% CI) P value
Sex
 FemaleReferenceReference
 Male0.9350.322.546 (1.360 to 4.769)0.0040.840.5482.317 (0.791 to 6.787)0.125
Age category
 22–25ReferenceReference
 18–21−1.0120.3460.364 (0.185 to 0.716)0.003−0.1220.5560.885 (0.297 to 2.632)0.826
BMI
 NormalReferenceReference
 Underweight0.3650.3891.440 (0.672 to 3.085)0.348−0.1810.670.834 (0.224 to 3.103)0.787
 Overweight0.9440.492.571 (0.985 to 6.713)0.0541.3190.9193.741 (0.618 to 22.656)0.151
 Obese grade 10.2510.8891.286 (0.225 to 7.338)0.7770.4491.4371.567 (0.094 to 26.168)0.755
Writing positions
 Good sitting positionReferenceReference
 Bad posture bending (neck)−0.0740.40.929 (0.424 to 2.034)0.8540.7340.8532.084 (0.391 to 11.092)0.389
 Bad posture (leaning)−0.880.3710.415 (0.200 to 0.858)0.018−3.2750.9470.038 (0.006 to 0.242)0.001
Casual sitting positions
 Good sitting positionReferenceReference
 Bad posture bending (neck)0.3450.4821.412 (0.549 to 3.629)0.4740.2680.8891.308 (0.229 to 7.472)0.763
 Bad posture (leaning)1.2870.3983.621 (1.659 to 7.904)0.0012.5860.96313.276 (2.013 to 87.574)0.007
Use of electronic device
 Good sitting positionReferenceReference
 Bad posture bending (neck)−0.5910.4740.554 (0.219 to 1.402)0.213−1.3060.8640.271 (0.050 to 1.473)0.131
 Bad posture (leaning)0.8950.3932.447 (1.133 to 5.285)0.0230.7560.7662.131 (0.475 to 9.560)0.323
Sitting duration
 3–4 hours per dayReferenceReference
 0–2 hours per day1.1740.6413.235 (0.922 to 11.355)0.0671.8310.9166.243 (1.037 to 37.601)0.046
 5–6 hours per day1.8670.5066.471 (2.401 to 17.441)<0.0012.1390.8158.487 (1.719 to 41.901)0.009
 >7 hours per day2.2990.5189.964 (3.610 to 27.501)<0.0012.730.83115.333 (3.006 to 78.221)0.001
IPAQ score
 ModerateReferenceReference
 Low2.90.40118.175 (8.275 to 39.915)<0.0012.8820.54517.859 (6.132 to 52.015)<0.001
 High1.5341.2654.636 (0.388 to 55.349)0.2250.4421.5281.556 (0.078 to 31.076)0.772
  • BMI, body mass index; IPAQ, International Physical Activity Questionnaire .