Table 2.
Characteristics of the study population.
| Study | Group | Age (Mean ± SD/Median (IQR), y) |
BMI (Mean ± SD/Median (IQR), y) |
Ischemic Heart Disease (%) | HF (%) | AF (%) | Hypertension (%) | Dyslipidemia (%) | Diabetes Mellitus (%) |
|---|---|---|---|---|---|---|---|---|---|
| Sjostrom et al., 2012 [23] | Surgery | ≤47.8: 55% ˃47.8: 45% |
≤40.8: 40% ˃40.8: 60% |
N/A | N/A | N/A | 991 (49.3) | N/A | 345 (17.2) |
| Control | ≤47.8: 45% ˃47.8: 55% |
≤40.8: 60% ˃40.8: 40% |
N/A | N/A | N/A | 725 (35.6) | N/A | 262 (12.8) | |
| Aminian et al., 2019 [24] | Surgery | 52.5 (43.7–60.5) |
45.1 (40–51.8) |
237 (10.4) | 238 (10.4) | 152 (6.6) | 1953 (85.4) | 1686 (73.7) | 2287 (100) |
| Control | 54.8 (46.2–62.5) |
42.6 (39.4–47.2) |
1104 (9.7) | 1342 (11.7) | 701 (6.1) | 8565 (74.9) | 7457 (65.2) | 11,435 (100) | |
| Stenberg et al., 2020 [25] | Surgery | 52.1 ± 7.46 | 41.9 ± 5.43 | N/A | N/A | N/A | 11,863 (100) | 4437 (37.4) | 3328 (28.1) |
| Control | 54.6 ± 7.12 | N/A | N/A | N/A | N/A | 26,199 (100) | 7802 (29.8) | 2690 (10.3) | |
| Pirlet et al., 2020 [26] | Surgery | 52.9 ± 7.2 | 42.0 ± 6.1 | 116 (100) | 6 (5.2) | 3 (2.6) | 94 (81) | 96 (83) | 57 (49) |
| Control | 52.1 ± 8.4 | 41.2 ± 6.7 | 116 (100) | 9 (7.8) | 5 (4.3) | 94 (81) | 101 (87) | 59 (51) | |
| Moussa et al., 2020 [27] | Surgery | 36 (29–44) |
40.3 (36.6–43.9) |
N/A | N/A | N/A | 1928 (52.1) | 50 (1.4) | 922 (25) |
| Control | 36 (29–44) |
40.5 (37.1–45.5) |
N/A | N/A | N/A | 1822 (49.2) | 39 (1.1) | 881 (23.9) | |
| Hung et al., 2020 [28] | Surgery | 32.39 ± 8.6 | N/A | N/A | N/A | N/A | 109 (7.59) | 50 (3.48) | 74 (5.15) |
| Control | 32.27 ± 9.3 | N/A | N/A | N/A | N/A | 116 (8.08) | 57 (3.97) | 76 (5.29) | |
| Doumouras et al., 2021 [29] | Surgery | 55.4 ± 7.43 | 48.0 ± 8.04 | 1202 (91.1) | 274 (20.8) | 105 (8) | 1098 (83.2) | N/A | 775 (58.8) |
| Control | 56.5 ± 7.85 | 46.7 ± 13.8 | 1201 (91.1) | 274 (20.8) | 80 (6.1) | 1061 (80.4) | N/A | 745 (56.5) | |
| Naslund et al., 2021 [30] | Surgery | 53.0 ± 7.0 | 40.6 ± 4.4 | 509 (100) | 53 (10.4) | 29 (5.7) | 332 (65.5) | N/A | 209 (41.1) |
| Control | 53.2 ± 7.4 | 39.7 ± 4.7 | 509 (100) | 97 (19.1) | 49 (9.6) | 365 (71.7) | N/A | 229 (45) | |
| Batsis et al., 2007 [31] | Surgery | 44.0 ± 9.9 | 49.5 ± 8.9 | N/A | N/A | N/A | 105 (53.3) | 114 (57.9) | 61 (31) |
| Control | 43.4 ± 11.2 | 44.0 ± 5.7 | N/A | N/A | N/A | 80 (49.1) | 97 (59.5) | 41 (25.2) | |
| Nguyen et al., 2020 [32] | Surgery | 52.9 ± 12.1 | N/A | 6776 (13.47) | 6743 (13.41) | 6552 (13.03) | 26,793 (53.27) | 14,886 (29.6) | 17,059 (33.92) |
| Control | 54.1 ± 15.6 | N/A | 345,014 (20.9) | 389,677 (23.61) | 249,228 (15.1) | 804,920 (48.76) | 614,021 (37.2) | 748,484 (45.34) | |
| Yuan et al., 2021 [33] | Surgery | 44.2 ± 10.5 | 46.4 ± 6.5 | 15 (4.9) | 1 (0.3) | N/A | 136 (44.2) | 134 (43.5) | 65 (21.1) |
| Control | 43.6 ± 12.6 | 44.8 ± 6.9 | 64 (9.1) | 25 (3.6) | N/A | 393 (56.1) | 372 (53.1) | 271 (38.7) |
HF, heart failure; AF, atrial fibrillation.