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Table 1 Roland-Morris score decrease in the UK BEAM trial

From: Estimating the number needed to treat from continuous outcomes in randomised controlled trials: methodological challenges and worked example using data from the UK Back Pain Exercise and Manipulation (BEAM) trial

 

Net benefit from intervention

Group

at three months

(95% CI)

at 12 months

(95% CI)

Exercise

1.36**

(0.63–2.10)

0.39

(-0.41–1.19)

Manipulation

1.57***

(0.82–2.32)

1.01*

(0.22–1.81)

Combined treatment

1.87***

(1.15–2.60)

1.30**

(0.54–2.07)

  1. Adapted from UK BEAM BMJ 2004;329:1377–81
  2. * Significant at 5% level
  3. ** Significant at 1% level
  4. *** Significant at 0.1% level
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BMC Medical Research Methodology

ISSN: 1471-2288

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