Table 1 Subject characteristics at baseline
Variables | Total cohort (N = 200) | Tsunami group (n = 108) | Radiation group (n = 92) | p valuea |
|---|---|---|---|---|
Age (y) | 64 (57–71) | 64 (58–69) | 64 (55–73) | n.s. |
Age >65 y | 89 (44.5) | 45 (41.7) | 44 (47.8) | n.s. |
Female gender | 119 (59.5) | 70 (64.8) | 49 (53.3) | n.s. |
Physical examination | ||||
Body weight (kg) | 58.4 (51.5–64.9) | 57.4 (51.8–65.7) | 59.3 (51.4–64.4) | n.s. |
BMI (kg/m2) | 24.0 (22.2–25.8) | 24.3 (22.1–26.0) | 24.3 (22.6–26.0) | n.s. |
High BMI | 32 (16.2) | 17 (15.7) | 15 (16.7) | n.s. |
Waist circumference (cm) | 85.7 (79.8–91.5) | 85.8 (80.0–91.6) | 85.7 (78.3–90.9) | n.s. |
High waist circumference | 64 (32.0) | 42 (38.9) | 22 (23.9) | 0.02 |
Systolic blood pressure (mmHg) | 132 (122–144) | 132 (126–144) | 130 (120–143) | n.s. |
High systolic blood pressure | 101 (50.5) | 57 (52.8) | 44 (47.8) | n.s. |
Diastolic blood pressure (mmHg) | 78 (72–86) | 78 (72–86) | 79 (70–84) | n.s. |
High diastolic blood pressure | 51 (25.5) | 29 (26.9) | 22 (23.9) | n.s. |
Laboratory examination | ||||
HbA1c (%) | 5.4 (5.1–5.7) | 5.2 (5.0–5.4) | 5.5 (5.2–5.8) | <0.001 |
High HbA1c | 34 (19.9) | 16 (14.8) | 18 (28.6) | 0.03 |
HDL cholesterol (mmol/L) | 1.50 (1.24–1.81) | 1.53 (1.29–1.84) | 1.42 (1.20–1.76) | 0.04 |
Low HDL cholesterol | 10 (5.0) | 3 (2.8) | 7 (7.6) | n.s. |
LDL cholesterol (mmol/L) | 3.08 (2.59–3.67) | 3.10 (2.59–3.70) | 3.05 (2.61–3.62) | n.s. |
High LDL cholesterol | 46 (27.1) | 31 (28.7) | 15 (23.8) | n.s. |
Triglyceride (mmol/L) | 1.02 (0.69–1.50) | 0.94 (0.67–1.33) | 1.12 (0.76–1.71) | n.s. |
High triglyceride | 38 (19.1) | 14 (13.0) | 24 (26.1) | 0.02 |
Treatment status | ||||
Periodic clinic visits for chronic metabolic diseases | 80 (40.0) | 44 (40.7) | 36 (39.1) | n.s. |