Table 4

Demographic, clinical and psychological characteristics of the sensitisation groups

Peripheral sensitisationCentral sensitisationPeripheral and central sensitisationNo sensitisationp Value
Tianzong (SI 11)
 Age (years)48.78 (43.45 to 54.21)50.38 (44.02 to 56.75)50.38 (44.02 to 56.75)56.57 (48.00 to 65.15)0.47
 Sex (% female)78.28 (56.14 to 92.52)76.92 (46.16 to 94.89)76.92 (46.16 to 94.89)14.29 (3.68 to 57.62)<0.001
 Pain duration (weeks)21.04 (12.91 to 29.17)24.31 (10.23 to 38.38)24.31 (10.23 to 38.38)12.57 (7.16 to 17.99)0.60
 VAS68.04 (61.25 to 74.84)71.15 (62.77 to 79.53)71.15 (62.77 to 79.53)60.00 (52.45 to 67.55)0.34
Jianliao (SJ 14)
 Age (years)48.09 (38.47 to 57.71)49.59 (43.35 to 55.82)48.89 (38.97 to 58.81)53.27 (46.22 to 60.33)0.78
 Sex (% female)10082.35 (56.42 to 96.62)10027.27 (6.01 to 60.95)<0.001
 Pain duration (weeks)22.55 (10.81 to 34.28)23.29 (12.80 to 33.79)22.22 (7.96 to 36.49)11.64 (7.07 to 16.21)0.32
 VAS70.00 (59.17 to 80.83)68.82 (61.14 to 76.51)72.22 (59.60 to 84.84)63.18 (53.41 to 72.95)0.59
Jianyu (LI 15)
 Age (years)46.92 (38.29 to 55.56)47.47 (41.20 to 53.75)45.42 (36.64 to 54.19)55.10 (48.95 to 61.25)0.32
 Sex (% female)92.31 (63.76 to 99.81)89.47 (66.90 to 98.70)10020.00 (2.54 to 55.41)<0.001
 Pain duration (weeks)19.69 (9.51 to 29.87)21.89 (12.14 to 31.65)20.67 (9.73 to 31.60)14.80 (9.23 to 20.37)0.76
 VAS68.46 (59.62 to 77.30)66.84 (59.65 to 74.04)66.67 (57.96 to 75.38)62.50 (53.38 to 71.62)0.79
Jianzhen (SI 9)
 Age (years)48.22 (41.53 to 54.91)48.00 (41.35 to 54.65)46.27 (38.65 to 53.88)53.33 (45.49 to 61.17)0.64
 Sex (% female)83.33 (58.57 to 96.44)83.33 (58.57 to 96.44)93.33 (67.97 to 99.83)33.33 (7.45 to 70.06)<0.001
 Pain duration (weeks)17.11 (9.58 to 24.64)18.22 (10.77 to 25.67)18.67 (9.70 to 27.63)24.00 (6.74 to 41.26)0.78
 VAS67.78 (60.43 to 75.13)66.67 (58.85 to 74.48)68.00 (59.32 to 76.68)65.00 (53.79 to 76.21)0.97
  • Values presented as % (for sex) or mean with (95% CI).

  • VAS, Visual Analogue Scale.