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Table 2 Load (CL: the center of load, TL: the total load) changes (Mean ± SE) on chair base induced by change from Normal to Off-Loading.

From: Biomechanical effects of sitting with adjustable ischial and lumbar support on occupational low back pain: evaluation of sitting load and back muscle activity

 

Asymptomatic (N = 10)

LBP (N = 25)

CL BASE-anterior (cm):

8.86 ± 0.93

9.86 ± 0.56

P Normal/Off-loadin

<0.001

<0.001

P Group

> 0.05

 

TL BASE (N):

-32.47 ± 5.21

-40.60 ± 2.99

P Normal/Off-loading

<0.001

<0.001

P Group

> 0.05

 
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BMC Musculoskeletal Disorders

ISSN: 1471-2474

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