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Table 10 Meta-regression analysis for difference in DBP 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 8 0.08 (−0.02, 0.17) 0.102
Study age criteria (under 22 or over 18) 8 3.47 (0.02, 6.73) 0.041
Type I or Type II diabetes 8 1.26 (3.36, 5.89) 0.529
Male (percent) 8 0.11 (0.02, 0.20) 0.027
Study design 8 0.57 (−6.55, 7.71) 0.850
Duration smoked 3 0.38 (−3.33, 4.09) 0.410
  1. The italic values were to indicate statistical significance. A value of <0.05 was statitically significant