Table 1.

Baseline characteristics by metabolic obesity phenotypes (n = 20,944)

MHNWMUNWMHOWMUOWMHOMUO
CharacteristicsN = 4,570N = 560N = 5,156N = 2,431N = 3,335N = 4,892
Mean (SD)
 Age64.8 (7.5)66.9 (6.5)63.8 (7.4)65.5 (6.9)62.3 (7.2)63.4 (7.0)
 BMI (kg/m2)22.7 (1.6)23.3 (1.4)27.3 (1.4)27.9 (1.4)34.7 (5.0)35.6 (4.9)
 Waist circumf (cm)75.0 (6.7)81.0 (10.4)83.7 (6.7)90.2 (7.0)96.6 (11.2)103.1 (10.4)
 Alcohol intake (drinks/wk)2.7 (5.4)2.4 (5.1)2.1 (4.8)2.0 (4.7)1.5 (4.5)1.4 (4.7)
 Pack-years of smoking8.6 (16.5)12.3 (21.3)7.6 (15.7)10.9 (19.1)7.6 (15.5)9.8 (18.7)
 MET-h/wk13.9 (15.3)11.0 (13.0)11.7 (13.7)9.2 (11.6)8.8 (12.3)7.1 (10.4)
 Parity2.5 (1.7)2.9 (1.7)2.7 (1.7)2.9 (1.7)2.7 (1.8)2.9 (1.7)
 Serum glucose (mg/dL)89.8 (10.0)103.4 (26.6)91.6 (12.7)103.4 (24.0)92.2 (12.1)108.2 (29.3)
 Serum insulin (mlU/L)33.1 (18.6)52.8 (28.7)47.1 (44.4)69.2 (35.3)63.6 (34.6)96.1 (85.5)
 Serum triglycerides (mg/dL)103.1 (53.0)205.7 (125.3)110.7 (51.4)196.2 (97.1)101.5 (37.9)174.0 (88.5)
 Serum HDL-C (mg/dL)61.9 (13.7)44.6 (9.5)58.4 (12.4)45.5 (9.9)58.3 (11.3)46.0 (9.7)
Proportions
 Education (% postgraduate)29.520.027.119.424.318.4
 Ethnicity (% white)57.166.845.557.033.150.6
 % current smokers12.216.37.311.86.18.5
 Oral contraceptives (% ever used)37.032.938.134.338.137.4
 Hormone therapy (% ever used)43.137.942.939.040.934.9
 Hypertension (%)43.987.848.582.852.083.2
  • Abbreviations: MHNW, metabolically healthy normal weight; MUNW, metabolically unhealthy normal weight; MHOW, metabolically healthy overweight; MUOW, metabolically unhealthy overweight; MHO, metabolically healthy obese; MUO, metabolically unhealthy obese.