Table 2

Sham-controlled random controlled trials of acupuncture for smoking cessation: quality scores (method of ter Riet et al13) and assessment intervals

First authorQuality scoreOutcome measurement intervals analysed
Earliest interval (weeks)6 Months12 Months
Vandevenne32 746++
Clavel19 624+
Gilbey21 591
Gillams22 574+
Steiner31 524
Lamontagne26 502+
Lacroix24 472
Martin29 413+
Lagrue25 401
Parker30 346