Thomas (Continued) Sponsor NHS Research <strong>and</strong> Development Health Technology Assessment Programme (HTA) Notes Source: www.controlled-trials.com <strong>Acupuncture</strong> <strong>and</strong> <strong>dry</strong>-<strong>needling</strong> <strong>for</strong> <strong>low</strong> <strong>back</strong> <strong>pain</strong> (<strong>Review</strong>) Copyright © 2011 The Cochrane Collaboration. Published by John Wiley & Sons, Ltd. 68
D A T A A N D A N A L Y S E S Comparison 1. acupuncture versus placebo or sham intervention ((Sub)acute LBP: < 3 months) Outcome or subgroup title No. of studies No. of participants Statistical method Effect size 1 <strong>pain</strong> (VAS) (<strong>low</strong>er values are better) 1.1 Immediately after end of sessions 2 functional status (higher scores are better). Generic instrument 2.1 Immediately after the end of the sessions 3 physical examination: finger-floor distance (<strong>low</strong>er values are better) 3.1 Immediately after the end of the sessions 4 mean difference in <strong>pain</strong> (final - initial) 4.1 Immediately after end of sessions 5 mean difference in functional status (final - initial) Generic instrument 5.1 Immediately after the end of the sessions 6 mean difference in physical examination (final - initial): finger-floor distance 6.1 Immediately after the end of the sessions 1 Mean Difference (IV, R<strong>and</strong>om, 95% CI) Totals not selected 1 Mean Difference (IV, R<strong>and</strong>om, 95% CI) Not estimable 1 Mean Difference (IV, R<strong>and</strong>om, 95% CI) Totals not selected 1 Mean Difference (IV, R<strong>and</strong>om, 95% CI) Not estimable 1 Mean Difference (IV, R<strong>and</strong>om, 95% CI) Totals not selected 1 Mean Difference (IV, R<strong>and</strong>om, 95% CI) Not estimable 1 Mean Difference (IV, R<strong>and</strong>om, 95% CI) Totals not selected 1 Mean Difference (IV, R<strong>and</strong>om, 95% CI) Not estimable 1 Mean Difference (IV, R<strong>and</strong>om, 95% CI) Totals not selected 1 Mean Difference (IV, R<strong>and</strong>om, 95% CI) Not estimable 1 Mean Difference (IV, R<strong>and</strong>om, 95% CI) Totals not selected 1 Mean Difference (IV, R<strong>and</strong>om, 95% CI) Not estimable Comparison 2. acupuncture versus other intervention ((Sub)acute LBP: < 3 months) Outcome or subgroup title No. of studies No. of participants Statistical method Effect size 1 <strong>pain</strong> (VAS): <strong>low</strong>er values are better 1.1 Immediately after the end of the sessions 1.2 Short-term fol<strong>low</strong>-up (up to 3 months after the end of the sessions) 1 Mean Difference (IV, Fixed, 95% CI) Totals not selected 1 Mean Difference (IV, Fixed, 95% CI) Not estimable 1 Mean Difference (IV, Fixed, 95% CI) Not estimable <strong>Acupuncture</strong> <strong>and</strong> <strong>dry</strong>-<strong>needling</strong> <strong>for</strong> <strong>low</strong> <strong>back</strong> <strong>pain</strong> (<strong>Review</strong>) Copyright © 2011 The Cochrane Collaboration. Published by John Wiley & Sons, Ltd. 69