Table 1. Sociodemographic and clinical characteristics of the study population stratified by TDP (n=63) and non-TDP (n=193).
| Variables | Missing (n) | All patients | TDP | Non-TDP | P value |
|---|---|---|---|---|---|
| Sociodemographic factors | |||||
| Age (year) | – | 62.5 (14.0) | 59 (11.0) | 63 (16.0) | 0.030 |
| Sex (female) | – | 47 (18.4) | 12 (19.0) | 35 (18.1) | 0.871 |
| Sex (male) | – | 209 (81.6) | 51 (81.0) | 158 (81.9) | |
| Employed | – | 91 (35.5) | 25 (39.7) | 66 (34.2) | 0.430 |
| Living alone | – | 20 (7.8) | 10 (15.9) | 10 (5.2) | 0.006 |
| Low educational level | – | 132 (51.6) | 30 (47.6) | 102 (52.8) | 0.471 |
| Risk factors | |||||
| STEMI | – | 146 (57.0) | 39 (61.9) | 107 (55.4) | 0.368 |
| LEVF <55% | 4 | 84 (33.3) | 15 (24.6) | 69 (36.1) | 0.096 |
| Re-MI | – | 22 (8.6) | 9 (14.3) | 13 (6.7) | 0.063 |
| Family history of MI | – | 41 (16.0) | 10 (15.9) | 31 (20.0) | 0.972 |
| Obesity | 4 | 19 (7.5) | 5 (8.1) | 14 (7.4) | 0.857 |
| Hypertension | – | 155 (60.5) | 37 (58.8) | 118 (61.1) | 0.734 |
| Hypercholesterolemia | 4 | 56 (22.2) | 19 (30.2) | 37 (19.6) | 0.080 |
| Diabetes | – | 90 (35.2) | 24 (38.0) | 66 (34.2) | 0.574 |
| Smoking | – | 154 (60.2) | 43 (68.3) | 111 (57.5) | 0.131 |
| Psychological factors | |||||
| Anxiety | 4 | 30 (11.9) | 22 (36.1) | 8 (4.2) | <0.001 |
| Depression | 5 | 26 (10.4) | 16 (25.8) | 10 (5.3) | <0.001 |
| Suboptimal wellbeing | 2 | 71 (28.0) | 32 (50.8) | 39 (20.4) | <0.001 |
| Cardiac denial | 6 | 145 (58.0) | 27 (43.5) | 118 (62.8) | 0.008 |
| Heavy pain (>7) | – | 135 (52.7) | 37 (58.7) | 98 (50.8) | 0.272 |
| Insufficient risk perception | 4 | 184 (73.0) | 43 (68.3) | 141 (74.6) | 0.462 |
| Fear of death | 8 | 53 (21.4) | 16 (25.8) | 37 (19.9) | 0.325 |
| Stress event | 1 | 63 (24.7) | 24 (38.7) | 39 (20.2) | 0.003 |
| Post-acute course | |||||
| Intensive care ≥3 days | 1 | 196 (76.5) | 46 (73.0) | 149 (77.6) | 0.456 |
| Any complication | 3 | 52 (20.6) | 13 (20.6) | 39 (20.5) | 0.985 |
| Cardiac arrest | 1 | 1 (99.6) | 0 (0.0) | 1 (99.5) | – |
Data were shown as n (%), except age which was shown as median (IQR). TDP, Type D Personality; STEMI, ST-segment elevation myocardial infarction; LEVF, left ventricular ejection fraction; MI, myocardial infarction. Low educational level is defined as junior high school and below.