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. 2008 Jun 27;1:37. doi: 10.1186/1756-0500-1-37

Table 2.

Change in HRQoL scores from baseline to 12 weeks, mean (SD) unless otherwise stated

Change score Mean difference between change scores


(1) Acupuncture (2) Sham (3) Conventional (1) – (2) (95%CI) p3 (3) – (2) (95%CI) p3 (3) – (1) (95%CI) p3




n 15–18 14–16 16–17
Chronic sinusitis survey1
Sinusitis symptoms 11 (23) 8 (24) 32 (41) 3 (-24 to 31) 0.96 24 (-3 to 51) 0.09 24 (-3 to 52) 0.14
Medication effects -0.5 (18) 8 (22) -10 (21) -9 (-26 to 9) 0.44 * *
Total 6 (15) 7 (18) 10 (24) -1 (-19 to 17) 0.99 * *
Short Form 362
Physical functioning 1 (16) 0.5 (13) 6 (17) 1 (-12 to 14) 0.99 5 (-8 to 18) 0.58 5 (-8 to 17) 0.68
Role – physical -3 (48) -12 (39) 28 (36) 9 (-44 to 25) 0.8 40 (5 to 75) 0.02 31 (-3 to 65) 0.08
Bodily pain 2 (23) 5 (23) 16 (20) -3 (-21 to 15) 0.92 11 (-7 to 29) 0.33 14 (-4 to 32) 0.16
General health 2 (22) -4 (18) 10 (21) 6 (-11 to 23) 0.67 14 (-3 to 31) 0.13 8 (-9 to 25) 0.48
Vitality -1 (20) 4 (16) 13 (31) -5 (-25 to 14) 0.8 8 (-11 to 28) 0.56 13 (-6 to 33) 0.21
Social functioning 7 (15) 5 (22) 15 (23) 1 (-15 to 18) 0.98 9 (-8 to 26) 0.4 8 (-9 to 24) 0.5
Role – emotional -4 (36) 7 (31) 24 (40) -10 (-41 to 20) 0.69 17 (-14 to 48) 0.4 27 (-2 to 57) 0.08
Mental health -3 (10) 0 (12) 10 (20) -3 (-15 to 9) 0.82 10 (-2 to 22) 0.12 13 (1 to 25) 0.03

Change = last value-first value; a negative change score represents reductions in symptoms; * omitted because of medication use in the conventional treatment arm; 1 0 (maximal) to 100 (minimal symptoms/medication use) scale, 2 0 (lowest) to-100 (highest level of functioning) scale; 3 after adjustment for multiple comparisons