Table 2 Number of lumbar spinal movements per hour in the sagittal (flexion/extension) and axial (rotation) planes during the day.

From: Chronic low back pain is associated with a reduction in lumbar movement – a prospective cohort study

 

Asymptomatic participants

LBP patients

Females (n = 115)

Males (n = 93)

Females (n = 63)

Males (n = 43)

Forward (+) and backward (-) movements

 Total

1,364 ± 478

1,181 ± 386

1,072 ± 507

827 ± 470

 < -15°

155 ± 87

118 ± 55

111 ± 94

69 ± 42

 −15° to −10°

182 ± 98

161 ± 81

135 ± 88

91 ± 62

 −10° to −5°

345 ± 120

312 ± 104

290 ± 118

253 ± 147

 5° to 10°

344 ± 121

313 ± 105

288 ± 117

252 ± 146

 10° to 15°

181 ± 94

157 ± 79

135 ± 87

92 ± 61

 > 15°

157 ± 86

121 ± 55

113 ± 94

71 ± 43

Right (+) & left (-) axial rotations

 Total

440 ± 251

419 ± 234

273 ± 208

270 ± 275

 < −15°

0 ± 1

0 ± 1

1 ± 1

1 ± 1

 −15° to −10°

8 ± 13

8 ± 13

4 ± 10

3 ± 6

 −10° to −5°

215 ± 133

193 ± 124

130 ± 118

115 ± 129

 5° to 10°

205 ± 131

206 ± 115

131 ± 117

143 ± 134

 10° to 15°

11 ± 26

12 ± 23

7 ± 15

8 ± 24

 > 15°

0 ± 1

0.3 ± 1

1 ± 5

1 ± 1