Table 1.
Glycaemic status of participants without a history of diabetes by age group
| % men (95% CI) | % women (95% CI) | ||||||
|---|---|---|---|---|---|---|---|
| Measurement | 35–44 years (n = 217) | 45–54 years (n = 441) | 55–64 years (n = 497) | 35–44 years (n = 258) | 45–54 years (n = 542) | 55–64 years (n = 556) | Total% (95% CI) (n = 2511) |
| Based on fasting plasma glucose* | |||||||
| Hyperglycaemia ≥ 7 mmol/l | 6.0 (2.8–9.1) | 9.3 (6.6–12.0) | 10.3 (7.6–12.9) | 3.5 (1.3–5.7) | 10.5 (7.9–13.0) | 11.5 (8.8–14.1) | 9.4 (8.3–10.5) |
| Impaired fasting plasma glucose5.5–6.9 mmol/l | 46.5 (39.8–53.1) | 46.3 (41.6–50.9) | 51.9 (47.5–56.2) | 36.4 (30.5–42.2) | 43.5 (39.3–47.7) | 50.4 (46.2–54.6) | 50.3 (48.3–52.3) |
| Normal < 5.5 mmol/l | 47.5 (40.8–54.1) | 44.4 (39.8–49.0) | 37.8 (33.5–42.1) | 60.1 (54.1–66.1) | 45.9 (41.7–50.0) | 38.1 (34.1–42.1) | 40.4 (38.5–42.3) |
| Based on HbA1c† | |||||||
| ≥ 48 mmol/mol (≥ 6.5%) | 11.6 (7.3–15.9) | 15.0 (11.6–18.3) | 19.6 (16.1–23.1) | 7.3 (4.1–10.5) | 15.6 (12.5–18.6) | 25.7 (22.1–29.3) | 17.7 (16.2–19.1) |
| 42–47 mmol/mol (6.0–6.4%) | 2.5 (0.4–4.6) | 6.8 (4.4–9.1) | 10.4 (9.6–11.2) | 2.9 (0.85–4.9) | 6.6 (4.5–8.7) | 12.7 (9.9–15.5) | 8.2 (7.12–9.3) |
| < 42 mmol/mol (< 6.0%) | 85.9 (81.3–90.5) | 78.2 (74.3–82.0) | 70.0 (66.0–74.0) | 89.8 (86.1–93.5) | 77.8 (74.3–81.3) | 61.5 (57.5–65.5) | 74 (72.2–75.7) |
+Fasting plasma glucose measurement was not available for one woman.
†
HbA1c measurement was not available in one woman and one man.