Table 1

Baseline description of the two clinical study samples of patients with low back pain (LBP)

PopulationStudy 1Study 2
LBP with Modic changesNon-specific LBP

Number of participants100241

Age mean4638

Age range21-6118-60

Proportion women68%54%

Mean LBP according to Low Back Pain Rating Scale (0-30)1818

Mean LBP according to Numeric Rating Scale (0-10)5.34.9

Mean leg pain according to Low Back Pain Rating Scale (0-30)1210

Mean disability according to Low Back Pain Rating Scale (0-100)4750

Duration of LBP at baseline
(inclusion criterion)
3-12 months3-12 months

Type of occupation (mainly):

Sitting17%12%

Mostly walking40%19%

Walking and some lifting23%28%

Heavy work20%40%