Table 3

Sensitivity analysis using a jackknife approach whereby each study is removed individually to test the robustness of the pooled RR

Author (year)Pooled RRLower-bound 95% CIUpper-bound 95% CI
All cardiovascular events
All studies included1.481.361.62
Gabriel et al (1999)1.511.391.65
Del Rincón et al (2001)1.471.351.60
Watson et al (2003)1.501.281.78
Turesson et al (2004)1.471.341.62
Goodson et al (2005)1.551.441.66
Solomon et al (2006)1.471.271.7
Bergström et al (2009)
 1978 cohort1.481.351.62
 1995 cohort1.471.341.61
Peters et al (2009)1.481.361.62
Acute myocardial infarction
All included1.681.402.03
Del Rincón et al (2001)1.671.382.04
Solomon et al (2003)1.651.352.02
Turesson et al (2004)1.671.352.07
Fischer et al (2004)1.731.382.17
Goodson et al (2005)1.761.462.11
Maradit-Kremers et al (2005)1.771.472.12
Solomon et al (2006)1.651.272.13
Södergren et al (2007)1.571.351.84
Cerebrovascular accidents
All included1.411.141.74
Gabriel et al (1999)1.521.231.88
Del Rincón et al (2001)1.431.161.77
Watson et al (2003)1.361.001.86
Solomon et al (2003)1.401.121.75
Turesson et al (2004)1.441.141.81
Solomon et al (2006)1.311.101.56
Nadareishvili et al (2008)1.361.081.73