Table 1.
Eligibility screening.
Fig 1.
MC, Maintenance Care.
Table 2.
Baseline data for control and MC groups, n = 324.
Table 3.
Follow up data at 52 weeks.
Table 4.
Difference between groups in total number of days with bothersome LBP and visits during study period (Control-MC).
Fig 2.
Mean number of days with bothersome LBP per week, observed data.
LBP, Non-specific Low Back Pain; MC, Maintenance Care; 95% CI, 95% Confidence Interval.
Fig 3.
Mean difference in number of days with bothersome LBP per week, primary analysis.
Variables in GEE model: Group, Time, Time2, Group*Time, Group*Time2; the difference is statistically significant (at 5% level) between week 24 to 37; LBP, Non-specific Low Back Pain; MC, Maintenance Care; C, Control; 95% CI, 95% Confidence Interval.
Fig 4.
Mean difference in number of days with bothersome LBP per week, secondary analysis.
Variables in GEE model: Group, Time, Time2, Group*Time, Group*Time2, Number of days with pain week 1 of study period, Clinician, Pain intensity at baseline, Use of analgesic medication during inclusion period; the difference is statistically significant (at 5% level) between week 13 to 43; LBP, Non-specific Low Back Pain; MC, Maintenance Care; C, Control; 95% CI, 95% Confidence Interval.
Table 5.
Other specific treatment side effects, reported qualitatively.