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. 2015 Apr 28;30(11):1599–1610. doi: 10.1007/s11606-015-3335-1

Table 2.

Cohort Groups and Study Methods

Cohort name Cohort description Covariates included in analysis Number of statin nonusers Number of statin users
Primary analysis
 Propensity score-matched cohort Pairs of statin users and nonusers were matched based on propensity score None, since cohort groups were matched with no imbalance 3351 3351
Secondary and sensitivity analyses
 Healthy cohort Healthy individuals who met the inclusion and exclusion criteria Propensity score 21,988 3982
 High-intensity statin-user cohort A subset of the “healthy cohort,” restricting statin users to those who used high-intensity statins at any point of their follow-up Propensity score 21,988 1155
 Two-year statin-user cohort A subset of the “healthy cohort,” after excluding statin users who used statins for less than 2 years Propensity score 21,988 3308
 Four-year statin-user cohort A subset of the “healthy cohort,” after excluding statin users who used statins for less than 4 years Propensity score 21,988 2933
 Overweight/obesity incident cohort A subset of the “healthy cohort,” after excluding patients who were diagnosed in the baseline period with overweight/obesity Propensity score 20,176 3415
 High-intensity statin users among statin users only All statin users only in the “healthy cohort,” comparing outcomes between high-intensity statin users and moderate/low-intensity statin users Propensity score None included 3982