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Table 1 Baseline demographics by sex and age groups for healthy participants (n = 3206)

From: Normal sex and age-specific parameters in a multi-ethnic population: a cardiovascular magnetic resonance study of the Canadian Alliance for Healthy Hearts and Minds cohort

Baseline variables Age < 55 years 55 <  = Age < 65 years Age ≥ 65 years Overall p-value
Female Male Female Male Female Male Female Male
n = 972 n = 549 n = 795 n = 383 n = 313 n = 194 n = 2080 n = 1126
Age, years 47.9 (4.7) 47.6 (4.8) 59.1 (2.8) 59.1 (2.9) 68.2 (2.5) 68.2 (2.6) 55.2 (8.4) 55.1 (8.8) 0.57
Body weight (kg) 64.0 (9.2) 79.5 (9.8) 62.9 (9.2) 77.7 (10.0) 62.3 (9.8) 75.3 (10.0) 63.3 (9.3) 78.2 (10.0)  < 0.001
Height (cm) 164.3 (6.2) 177.8 (7.0) 162.6 (6.5) 175.7 (7.0) 161.5 (6.9) 174.9 (6.2) 163.2 (6.5) 176.6 (7.0)  < 0.001
BMI 23.7 (2.9) 25.1 (2.5) 23.7 (2.9) 25.1 (2.4) 23.8 (3.0) 24.6 (2.7) 23.7 (2.9) 25.0 (2.5)  < 0.001
 BMI > 30 0 (0.0%) 0 (0.0%) 0 (0.0%) 0 (0.0%) 0 (0.0%) 0 (0.0%) 0 (0.0%) 0 (0.0%)  
Percent body fat 30.9 (6.5) 20.7 (5.3) 31.9 (6.6) 21.5 (5.3) 32.7 (7.2) 22.0 (5.7) 31.5 (6.7) 21.2 (5.4)  < 0.001
Waist circumference (cm) 77.0 (8.7) 87.0 (8.4) 78.1 (9.0) 88.8 (8.4) 78.5 (9.3) 89.1 (9.0) 77.6 (8.9) 87.9 (8.5)  < 0.001
hip circumference (cm) 96.3 (8.5) 98.2 (6.9) 96.0 (8.2) 97.8 (5.9) 96.5 (8.2) 98.0 (6.3) 96.2 (8.4) 98.0 (6.5)  < 0.001
Systolic blood pressure 114.2 (10.9) 122.2 (9.6) 117.9 (11.4) 124.4 (9.6) 121.1 (11.0) 125.5 (9.6) 116.6 (11.4) 123.5 (9.7)  < 0.001
Diastolic blood pressure 73.9 (7.6) 77.1 (7.1) 74.2 (7.8) 76.6 (7.4) 73.0 (8.0) 76.3 (7.3) 73.9 (7.8) 76.8 (7.2)  < 0.001
Heart rate 69.7 (9.7) 67.0 (10.2) 69.7 (9.6) 65.6 (10.1) 70.8 (10.0) 67.8 (11.0) 69.9 (9.7) 66.7 (10.3)  < 0.001
Family history of cardiac disease 184 (18.9%) 73 (13.3%) 195 (24.5%) 83 (21.7%) 79 (25.2%) 40 (20.6%) 458 (22.0%) 196 (17.4%) 0.00
Ethnic background          
 White Caucasian 733 (75.4%) 403 (73.4%) 610 (76.7%) 296 (77.3%) 261 (83.4%) 162 (83.5%) 1604 (77.1%) 861 (76.5%) 0.15
 South Asian 43 (4.4%) 31 (5.6%) 23 (2.9%) 18 (4.7%) 4 (1.3%) 4 (2.1%) 70 (3.4%) 53 (4.7%)  
 Chinese 171 (17.6%) 103 (18.8%) 142 (17.9%) 64 (16.7%) 43 (13.7%) 26 (13.4%) 356 (17.1%) 193 (17.1%)  
 Other 25 (2.6%) 12 (2.2%) 20 (2.5%) 5 (1.3%) 5 (1.6%) 2 (1.0%) 50 (2.4%) 19 (1.7%)  
Medications          
 Aspirin 15 (1.5%) 15 (2.7%) 29 (3.6%) 30 (7.8%) 19 (6.1%) 18 (9.3%) 63 (3.0%) 63 (5.6%)  < 0.001
 Statin 0 (0.0%) 0 (0.0%) 0 (0.0%) 0 (0.0%) 0 (0.0%) 0 (0.0%) 0 (0.0%) 0 (0.0%)  
  1. Values reported are mean (SD)
  2. BMI body mass index