Table 1. Demographic information of 268 individual divers with 289 targeted medical conditions (some with multiple conditions); BMI – body mass index; IHD – ischaemic heart disease; N/A −not applicable; ∗ single case; mean (SD) shown for age and BMI .
| Medical condition | |||||||||
| Group | IHD | Arrhythmia | Septal defect | Cardiac | Hypertension | Diabetes | Asthma | Pneumothorax | Total |
| (n = 31) | (n = 20) | (n = 31) | (other, n = 10) | (n = 127) | (n = 25) | (n = 40) | (n = 5) | (n = 289) | |
| Sex | |||||||||
| M/F | 28/3 | 16/4 | 10/21 | 6/4 | 102/25 | 19/6 | 24/16 | 5/0 | 187/102 |
| Age (yrs) | |||||||||
| All | 59.1 (7.2) | 60.1 (13.6) | 45.5 (10.7) | 47.3 (11.7) | 56.8 (9.4) | 54 (11) | 40.3 (12.4) | 48.4 (12.1) | 52 (12) |
| Male | 58.3 (6.7) | 63.0 (8.8) | 49.2 (8.9) | 46.8 (14.1) | 56.6 (9.7) | 56.1 (10.1) | 40.5 (13.9) | 48.4 (12.1) | 53.5 (11.8) |
| Female | 71.0 (0)∗ | 43.5 (18.2) | 46.6 (11.0) | 48.0 (8.7) | 57.2 (8.5) | 53.8 (9.2) | 40.0 (10.1) | N/A | 48.7 (12.4) |
| BMI (kg·m⁻²) | |||||||||
| All | 29.1 (4.2) | 25.8 (4.2) | 25.6 (3.6) | 24.7 (4.9) | 28.1 (3.8) | 29.4 (5.1) | 25.8 (3.7) | 27.0 (2.2) | 27.3 (4.2) |
| Male | 29.3 (4.1) | 26.5 (4.2) | 27.8 (3.0) | 24.2 (3.8) | 28.4 (3.8) | 29.7 (4.8) | 26.4 (4.3) | 27.0 (2.2) | 28.0 (4.2) |
| Female | 23.8 (0)∗ | 22.1 (1.1) | 24.5 (3.4) | 25.2 (6.9) | 26.6 (3.5) | 28.3 (6.5) | 25.0 (3.0) | N/A | 25.5 (3.8) |