Table 1 Reporting of five quality components in randomized clinical trials on cupping therapy
From: Clinical research evidence of cupping therapy in China: a systematic literature review
Published year | No. of Randomized controlled trials (N) | Adequate sequence generation (n/N %) | Adequate allocation concealment (n/N %) | Blinding method reported (n/N %) | Incomplete outcome data (yes) (n/N %) | Other sources of bias (yes) (n/N %) |
|---|---|---|---|---|---|---|
1993-2002 | 6 | 0 | 0 | 0 | 0 | 6(100%) |
2003 | 5 | 1(20%) | 0 | 0 | 0 | 3(60%) |
2004 | 9 | 0 | 0 | 0 | 0 | 3(33.33%) |
2005 | 8 | 2(25%) | 0 | 1(12.5%) | 0 | 2(25%) |
2006 | 16 | 3(18.75%) | 0 | 1(6.25%) | 1(6.25%) | 2(12.5%) |
2007 | 13 | 4(30.72%) | 0 | 1(7.67%) | 1(7.69%) | 4(30.77%) |
2008 | 12 | 5(41.67%) | 0 | 0 | 0 | 1(8.33%) |