Table 1.
Characteristics of 1,502 patients treated with percutaneous coronary intervention, total and stratified by sex and indication
| Characteristic | Total, n (%) | Sex, n (%)
|
Indication of PCI, n (%)
|
||
|---|---|---|---|---|---|
| Males | Females | Acute | Elective | ||
| Total | 1,502 (100) | 1,181 (100) | 321 (100) | 470 (100) | 1,032 (100) |
| Cardiac events | |||||
| None | 1,354 (90) | 1,073 (91) | 281 (88) | 421 (90) | 933 (90) |
| One or more | 148 (10) | 108 (9) | 40 (12) | 49 (10) | 99 (10) |
| Cardiac readmissions | |||||
| None | 976 (65) | 790 (67) | 186 (58) | 304 (65) | 672 (65) |
| One or more | 526 (35) | 391 (33) | 135 (42) | 166 (35) | 360 (35) |
| Mortality | |||||
| Death during follow-up | 83 (6) | 65 (6) | 18 (6) | 22 (5) | 61 (6) |
| Sex | |||||
| Males | 1,181 (79) | 1,181 (100) | – | 371 (79) | 810 (78) |
| Females | 231 (15) | – | 321 (100) | 99 (21) | 222 (22) |
| Age, years | |||||
| ≤44 | 147 (10) | 103 (9) | 44 (14) | 71 (15) | 76 (7) |
| 45–54 | 415 (28) | 340 (29) | 75 (23) | 138 (29) | 277 (27) |
| 55–59 | 333 (22) | 266 (23) | 67 (21) | 99 (21) | 234 (23) |
| 60–67 | 607 (40) | 472 (40) | 135 (42) | 162 (34) | 445 (43) |
| Indication | |||||
| Acute | 470 (31) | 371 (31) | 99 (31) | 470 (100) | – |
| Elective | 1,032 (69) | 810 (69) | 222 (69) | – | 1,032 (100) |
| Comorbidity, Charlson Index | |||||
| 0 | 863 (57) | 684 (58) | 179 (56) | 341 (73) | 522 (51) |
| 1 | 351 (23) | 281 (24) | 70 (22) | 70 (15) | 281 (27) |
| 2+ | 288 (19) | 216 (18) | 72 (22) | 59 (13) | 229 (22) |
| LVEF, % | |||||
| ≤29 | 35 (2) | 26 (2) | 6 (2) | 8 (2) | 27 (3) |
| 30–44 | 162 (11) | 127 (11) | 35 (11) | 94 (20) | 68 (7) |
| 45–59 | 562 (37) | 463 (39) | 99 (31) | 233 (50) | 329 (32) |
| 60+ | 634 (42) | 483 (41) | 151 (47) | 95 (20) | 539 (52) |
| Missing | 109 (7) | 79 (7) | 30 (9) | 40 (9) | 69 (7) |
| Smoking | |||||
| Never | 290 (19) | 227 (19) | 63 (20) | 70 (15) | 220 (21) |
| Current | 670 (45) | 512 (43) | 158 (49) | 290 (62) | 380 (37) |
| Previous | 510 (34) | 421 (36) | 89 (28) | 99 (21) | 411 (40) |
| Missing | 32 (2) | 21 (2) | 11 (3) | 11 (2) | 21 (2) |
| BMI, kg/m2 | |||||
| ≤24.9 | 414 (28) | 277 (23) | 137 (43) | 135 (29) | 279 (27) |
| 25.0–29.9 | 677 (45) | 584 (49) | 93 (29) | 220 (47) | 457 (44) |
| 30.0+ | 374 (25) | 291 (25) | 83 (26) | 97 (21) | 277 (27) |
| Missing | 37 (2) | 29 (2) | 8 (2) | 18 (4) | 19 (2) |
| Physical activity, hours/week | |||||
| 0–2 | 80 (5) | 59 (5) | 21 (7) | 14 (3) | 66 (6) |
| 2–4 | 351 (23) | 259 (22) | 92 (29) | 110 (23) | 241 (23) |
| >4 | 410 (27) | 347 (29) | 63 (20) | 129 (27) | 281 (27) |
| >4, heavy | 69 (5) | 65 (6) | 4 (1) | 16 (3) | 53 (5) |
| Missing | 592 (39) | 451 (38) | 141 (44) | 201 (43) | 391 (38) |
| Educational level, years | |||||
| Low (<11) | 222 (15) | 166 (14) | 56 (17) | 67 (14) | 155 (15) |
| Intermediate (11–14) | 646 (43) | 525 (44) | 121 (38) | 205 (44) | 441 (43) |
| High (15+) | 484 (32) | 399 (34) | 85 (26) | 161 (34) | 323 (31) |
| Missing | 150 (10) | 91 (8) | 59 (18) | 37 (8) | 113 (11) |
| Transfer payment group | |||||
| Working/unemployed | 407 (27) | 358 (30) | 49 (15) | 80 (17) | 327 (32) |
| Health-related benefits | 534 (36) | 422 (36) | 112 (35) | 233 (50) | 301 (29) |
| Early retirement | 382 (25) | 268 (23) | 114 (36) | 106 (23) | 276 (27) |
| Normal retirement | 179 (12) | 133 (11) | 46 (14) | 48 (10) | 131 (13) |
Abbreviations: BMI, body mass index; LVEF, left-ventricular ejection fraction; PCI, percutaneous coronary intervention.