Table 2 Characteristics of multimorbid patients (N = 113,211). For continuous and ordinal variables, median and first (Q1) and third (Q3) quartiles are reported. For categorical variables, counts and percentages are reported
Demographic characteristics | Across age strata (N = 113,211) | Age 18–44 years (N = 15,306) | Age 45–64 years (N = 36,097) | Age 65–84 years (N = 49,494) | Age 85+ years (N = 12,314) |
|---|---|---|---|---|---|
Female (%) | 63,072 (56) | 9422 (62) | 19,690 (55) | 25,952 (52) | 8008 (65) |
No. of morbidities, median [Q1–Q3] | 3 [2–4] | 2 [2–3] | 2 [2–3] | 3 [2–4] | 4 [3–6] |
Age, median [Q1–Q3] | 66 [53–77] | 37 [30–41] | 56 [51–61] | 74 [69–79] | 89 [86–91] |
BMI | |||||
Median [Q1–Q3] | 27 [24–31] | 26 [23–31] | 28 [25–33] | 27 [24–31] | 25 [22–28] |
Missing (%) | 5788 (5) | 1571 (10) | 1462 (4) | 1540 (3) | 1215 (10) |
Smoking status (%) | |||||
Current smoker | 21,586 (19) | 5641 (37) | 9140 (25) | 6160 (12) | 645 (5) |
Never smoker | 55,145 (49) | 6789 (45) | 17,040 (47) | 24,042 (49) | 7274 (59) |
Ex-smoker | 36,265 (32) | 2821 (18) | 9869 (27) | 19,251 (39) | 4324 (35) |
Missing | 215 (0.19) | 55 (0.36) | 48 (0.13) | 41 (0.08) | 71 (0.58) |
Index of multiple deprivation in quintiles (%) | |||||
1 (least deprivation) | 24,624 (22) | 2647 (17) | 7333 (20) | 11,722 (24) | 2922 (24) |
2 | 25,027 (22) | 2738 (18) | 7668 (21) | 11,667 (24) | 2954 (24) |
3 | 23,700 (21) | 2969 (19) | 7352 (20) | 10,612 (21) | 2767 (22) |
4 | 20,934 (18) | 3316 (22) | 6862 (19) | 8645 (17) | 2111 (17) |
5 (greatest deprivation) | 18,926 (17) | 3636 (24) | 6882 (19) | 6848 (14) | 1560 (13) |