Table 3

Health status as scored on the SF-36: values are means (SD)

BaselineAfter treatment (three months after randomisation)At 12 months
End pointAcupunctureControlsAcupunctureControlsDifference*95% CIP valueAcupunctureControlsDifference*95% CIP value
Physical functioningn=161: 81.9 (21.1)n=139: 85.3 (18.4)n=156: 82.6 (20.7)n=134: 81.7 (21.3)3.0-0.2 to 6.20.07n=157: 82.6 (23.3)n=138: 82.3 (20.2)2.7-0.7 to 6.00.12
Role functioning physicaln=161: 60.4 (40.2)n=139: 59.4 (38.6)n=154: 63.5 (41.4)n=134: 56.7 (40.8)5.0-3.6 to 13.50.3n=156: 70.0 (39.2)n=137: 60.3 (41.3)8.80.6 to 17.00.036
Role functioning emotionaln=160: 73.2 (36.6)n=140: 69.6 (39.4)n=155: 72.4 (39.7)n=130: 74.7 (36.3)-5.1-13 to 2.90.2n=154: 76.0 (37.0)n=136: 70.1 (39.2)4.9-3.5 to 13.40.3
Energy or fatiguen=161: 47.9 (19.9)n=140: 52.2 (20.2)n=154: 51.3 (21.6)n=134: 51.8 (20.8)1.9-1.8 to 5.70.3n=158: 55.4 (20.7)n=139: 54.2 (20.7)4.20.6 to 7.70.02
Emotional wellbeingn=161: 66.0 (15.0)n=140: 67.0 (14.1)n=156: 66.6 (15.3)n=134: 67.8 (14.0)-0.9-3.8 to 2.00.5n=158: 68.3 (15.4)n=139: 68.9 (14.7)0.0-2.9 to 2.91
Social functioningn=161: 71.0 (24.9)n=140: 73.6 (21.6)n=156: 73.6 (24.8)n=134: 75.4 (22.6)-0.8-5.6 to 4.10.8n=158: 77.9 (25.2)n=138: 74.8 (23.2)4.2-0.8 to 9.20.10
Painn=160: 59.8 (23.3)n=140: 66.3 (21.3)n=156: 64.3 (23.6)n=134: 64.6 (23.5)2.4-2.5 to 7.30.3n=158: 65.0 (24.5)n=139: 63.7 (22.2)4.4-0.2 to 9.00.063
General healthn=161: 60.2 (21.1)n=140: 64.0 (21.8)n=156: 61.1 (21.1)n=134: 61.8 (22.1)2.1-1.0 to 5.30.2n=158: 61.9 (22.5)n=139: 62.5 (22.9)3.0-0.4 to 6.50.09
Health changen=161: 52.5 (15.4)n=140: 53.4 (17.0)n=154: 58.0 (18.9)n=133: 50.6 (18.3)7.73.5 to 12.00.0004n=158: 62.8 (20.1)n=137: 55.5 (18.4)7.93.5 to 12.30.0004
  • Higher scores indicate better quality of life. Differences between groups are calculated by analysis of covariance.

  • * Adjusted difference: positive favours acupuncture.