Table 1.
Baseline characteristics according to C-reactive protein levels in UK Biobank (2006-2020)
| Tertile 1 (<=0.78 mg/L) | Tertile 2 (0.79 - 1.88 mg/L) | Tertile 3 (1.89 - 9.99 mg/L) | |
|---|---|---|---|
| Number of people (women) | 134,572 (73,296) | 132,984 (68,479) | 133,328 (76,428) |
| C-Reactive Protein, mg/L | 0.47 (0.18) | 1.27 (0.31) | 3.85 (1.86) |
| Age, yr | 54.99 (8.16) | 56.74 (8.03) | 57.29 (7.92) |
| Glycated haemoglobin, mmol/mol | 34.75 (5.18) | 35.72 (5.94) | 37.09 (7.47) |
| Grip strength, kg | 33.79 (11.18) | 33.38 (11.33) | 31.58 (11.19) |
| High-density lipoprotein cholesterol, mmol/L | 1.55 (0.39) | 1.45 (0.38) | 1.38 (0.35) |
| Forced Expiratory Volume in 1 sec, L | 3.03 (0.8) | 2.88 (0.78) | 2.69 (0.76) |
| Body mass index, kg/m2 | 24.96 (3.43) | 27.16 (3.89) | 29.45 (5) |
| Neighbourhood deprivation score | −1.58 (2.94) | −1.49 (2.99) | −1.15 (3.14) |
| Non-White, N (%) | 6,767 (5.03) | 6,391 (4.81) | 6,972 (5.23) |
| Current cigarette smoker, N (%) | 10,443 (7.76) | 12,307 (9.25) | 17,028 (12.77) |
| Low physical activity, N (%) | 4,893 (3.64) | 6,843 (5.15) | 11,142 (8.36) |
| Vascular disease, N (%) | 28,251 (20.99) | 37,638 (28.3) | 46,804 (35.1) |
| Diabetes, N (%) | 4,708 (3.5) | 6,039 (4.54) | 8,163 (6.12) |
| Cancer, N (%) | 8,569 (6.37) | 9,527 (7.16) | 10,785 (8.09) |
| Psychiatric consultation, N (%) | 13,769 (10.23) | 13,900 (10.45) | 16,206 (12.15) |
Results are mean (SD) unless otherwise stated.
All baseline characteristics revealed statistical heterogeneity across tertiles of CRP (p-value p < 0.0001)