Skip to main content

Table 7 Meta-regression analysis for difference in HDL between smokers and non-smokers

From: Relationship of cardiometabolic parameters in non-smokers, current smokers, and quitters in diabetes: a systematic review and meta-analysis

Covariate N studies Coefficient (95% CI) p value
Mean study age 6 −0.002 (−0.004, 0.000) 0.052
Study age criteria (under 22 or over 18) 6 0.019 (−0.144, 0.016) 0.697
Type I or Type II diabetes 5 −0.08 (−0.19, 0.04) 0.119
Male (percent) 6 −0.001 (−0.003, 0.000) 0.053
Study design 6 −0.035 (−0.123, 0.193) 0.569
Duration smoked 6 Not enough observations N/A