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Table 1 Characteristics of the EJP and Ashkenazi Jewish study participants

From: Premature aging of leukocyte DNA methylation is associated with type 2 diabetes prevalence

Study design and sample Diabetes status Number ( n ) % of total % of men Mean Age (years) Mean BMI (kg/m 2 ) Mean methylation (%) SD of methylation
PS-EJP Group 1: normal GM 295 31.8 51.2 44.1 27.8 31.3 8.5
PS-EJP Group 2: borderline GM 173 18.6 59.5 48.0 29.4 31.8 9.0
PS-EJP Group 3: IGM 194 20.9 50.5 55.2 30.9 29.5 8.7
PS-EJP Group 4: T2D 267 28.7 52.8 60.3 31.4 28.1 8.4
PS-EJP Groups 1 + 2 468 50.4 54.3 45.5 28.4 31.5 8.7
PS-EJP Groups 3 + 4 461 49.6 51.8 58.1 31.2 28.7 8.6
CC-AsJ No diabetes 348 55.3 41.1 58.7 22.5 30.8 8.6
CC-AsJ T2D 281 44.7 47.7 64.5 29.0 28.1 7.5
  1. EJP: East Jerusalem Palestinian; PS: Cross-sectional population-based sample; GM: Glucose metabolism; IGM: Impaired glucose metabolism; T2D: Type 2 diabetes. AsJ: Ashkenazi Jewish; CC: Cross-sectional case–control.