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Table 4 Univariate regression analysis in the whole sample of associations between the different PPTs

From: Pressure pain thresholds in individuals with knee pain: a cross-sectional study

   Trapezius bilateral Second rib Lateral epicondyle Knee bilateral Gluteal bilateral
  n B (95 % CI) p-value B (95 % CI) p-value B (95 % CI) p-value B (95 % CI) p-value B (95 % CI) p-value
Age 280 3.83 (1.10–6.56) 0.006 3.01 (0.17–5.84) 0.038 2.07 (-0.31–4.45) 0.088 2.55 (0.09–5.01) 0.043 4.55 (1.37–7.73) 0.005
Sexa 280 -184.87 (-233.81– -135.92) < 0.001 -226.14 (-274.59– -177.68) < 0.001 -136.25 (-179.68– -92.82) < 0.001 -183.89 (-226.58– -141.21) < 0.001 -267.63 (-321.53– -213.73) < 0.001
rKOAb 268 31.09 (-27.24–89.41) 0.296 26.90 (-33.43–87.22) 0.382 36.88 (-13.64– -87.41) 0.152 18.01 (-34.25–70.28) 0.499 24.28 (-43.65–92.21) 0.484
Numbers of pain sites 261 -12.28 (-18.72– -5.81) < 0.001 -11.05 (-17.75– -4.34) 0.001 -10.27 (-15.88– -4.65) < 0.001 -12.51 (-18.33– -6.69) < 0.001 -14.82 (-22.28– -7.35) < 0.001
Pain groupc 261 -90.37 (-140.98– -39.76) < 0.001 -82.82 (-135.21– -30.44) 0.002 -79.99 (-118.95– -31.04) 0.001 -74.82 (-120.88– -28.76) 0.001 -101.19 (159.84– -42.54) 0.001
BMI 277 6.63 (1.62–11.64) 0.010 -1.20 (-6.45–4.05) 0.655 4.03 (-0.33–8.40) 0.070 -3.08 (-7.61–1.45) 0.183 4.85 (-0.99–10.69) 0.103
VFA 275 0.13 (-0.33–0.59) 0.573 -0.63 (-1.10– -0.16) 0.009 0.02 (-0.38–0.42) 0.917 0.69 (-1.10– -0.29) 0.001 -0.24 (-0.77–0.30) 0.388
VFA > 100 275 -14.06 (-63.18–35.06) 0.575 -66.37 (-116.57– − 16.17) 0.010 -24.67 (-67.14–17.80) 0.255 -81.35 (-124.28– -38.42) < 0.001 -52.95 (-109.49– 3.60) 0.066
Body fat (%) 275 -3.17 (-5.91– -0.43) 0.024 -7.70 (-10.40– -4.99) < 0.001 -3.21 (-5.57–-0.84) 0.008 -7.61 (-9.92– -5.30) < 0.001 -6.84 (-9.94– -3.74) < 0.001
  1. a Being female; b having radiographic knee osteoarthritis (rKOA); c having chronic widespread pain (CWP)
  2. BMI body mass index; PPT pressure pain thresholds; VFA visceral fat area