Table 1.
Descriptive statistics of included data for CHD patients according to ED subtype (N = 248) [cases (%)].
| Item and classification | Cases | ED subgroup | P value | |||
|---|---|---|---|---|---|---|
| Mild | Moderate | Severe | ||||
| General information | ||||||
| Age | ≤40 | 28 | 21 (75.0) | 2 (7.1) | 5 (17.9) | P < 0.05 |
| 41–50 | 59 | 30 (50.8) | 18 (30.5) | 11 (18.6) | ||
| >50 | 161 | 34 (21.1) | 59 (36.6) | 68 (42.2) | ||
| BMI | <24 | 73 | 28 (38.4) | 20 (27.4) | 25 (34.2) | P = 0.57 |
| ≥24 | 175 | 57 (32.6) | 59 (33.7) | 59 (33.7) | ||
| Job type | Non-manual labor | 73 | 32 (43.8) | 20 (27.4) | 21 (28.8) | P = 0.10 |
| Semi-manual labor | 91 | 33 (36.3) | 26 (28.6) | 32 (35.2) | ||
| Manual labor | 84 | 20 (23.8) | 33 (39.3) | 31 (36.9) | ||
| Degree of education | Middle and primary school | 106 | 23 (21.7) | 43 (40.6) | 40 (37.7) | P < 0.05 |
| Senior high school | 83 | 33 (39.8) | 21 (25.3) | 29 (34.9) | ||
| University and above | 59 | 29 (49.2) | 15 (25.4) | 15 (25.4) | ||
| Weekly exercise | <4 h | 221 | 70 (31.7) | 76 (34.4) | 75 (33.9) | P < 0.05 |
| >4 h | 27 | 15 (55.6) | 3 (11.1) | 9 (33.3) | ||
| Smoking | Yes | 163 | 48 (29.4) | 55 (33.7) | 60 (36.8) | P = 0.09 |
| No | 85 | 37 (43.5) | 24 (28.2) | 24 (28.2) | ||
| Alcoholism | Yes | 120 | 36 (30.0) | 39 (32.5) | 45 (37.5) | P = 0.34 |
| No | 128 | 49 (38.3) | 40 (31.3) | 39 (30.5) | ||
| Underlying disease information | ||||||
| No. of underlying diseases | ≤2 | 125 | 65 (52.0) | 43 (34.4) | 17 (13.6) | P < 0.05 |
| ≥3 | 123 | 20 (16.3) | 36 (29.3) | 67 (54.5) | ||
| Hypertension | Yes | 163 | 40 (24.5) | 59 (36.2) | 64 (39.3) | P < 0.05 |
| No | 85 | 45 (52.9) | 20 (23.5) | 20 (23.5) | ||
| Diabetes | Yes | 86 | 19 (22.1) | 24 (27.9) | 43 (50.0) | P < 0.05 |
| No | 162 | 66 (40.7) | 55 (34.0) | 41 (25.3) | ||
| Hyperlipidemia | Yes | 87 | 20 (23.0) | 32 (36.8) | 35 (40.2) | P < 0.05 |
| No | 161 | 65 (40.4) | 47 (29.2) | 49 (30.4) | ||
| Anxiety state | Yes | 94 | 15 (16.0) | 20 (21.3) | 59 (62.8) | P < 0.05 |
| No | 154 | 70 (45.5) | 59 (38.3) | 25 (16.2) | ||
| Depressive state | Yes | 98 | 20 (20.4) | 20 (20.4) | 58 (59.2) | P < 0.05 |
| No | 150 | 65 (43.3) | 59 (39.3) | 26 (17.3) | ||
| Coronary heart disease data | ||||||
| CHD subgroup | SA | 86 | 45 (52.3) | 33 (38.4) | 8 (9.3) | P < 0.05 |
| UA | 74 | 18 (24.3) | 32 (43.2) | 24 (32.4) | ||
| MI | 88 | 22 (25.0) | 14 (15.9) | 52 (59.1) | ||
| Diseased region | Anterior descending branch | 222 | 66 (29.7) | 73 (32.9) | 83 (37.4) | P < 0.05 |
| No | 26 | 19 (73.1) | 6 (23.1) | 1 (3.8) | ||
| Circumflex artery | 124 | 25 (20.2) | 37 (29.8) | 62 (50.0) | P < 0.05 | |
| No | 124 | 60 (48.4) | 42 (33.9) | 22 (17.7) | ||
| Right coronary artery | 122 | 28 (23.0) | 31 (25.4) | 63 (51.6) | P < 0.05 | |
| No | 126 | 57 (45.2) | 48 (38.1) | 21 (16.7) | ||
| No. of stenotic vessels | 1 | 95 | 50 (52.6) | 36 (37.9) | 9 (9.5) | P < 0.05 |
| 2–3 | 91 | 28 (30.8) | 30 (33.0) | 33 (36.3) | ||
| >3 | 62 | 7 (11.3) | 13 (21.0) | 42 (67.7) | ||
| Degree of stenosis | 50%–70% | 94 | 45 (47.9) | 37 (39.4) | 12 (12.8) | P < 0.05 |
| ≥70 | 154 | 40 (26.0) | 42 (27.3) | 72 (46.8) | ||
| Interventional therapy | No | 95 | 45 (47.4) | 35 (36.8) | 15 (15.8) | P < 0.05 |
| Balloon dilatation | 45 | 18 (40.0) | 12 (26.7) | 15 (33.3) | ||
| Stent implantation | 108 | 22 (20.4) | 32 (29.6) | 54 (50.0) | ||
Data are presented as number (percentage) of patients. BMI, body mass index; ED, erectile dysfunction; CHD, coronary heart disease; SA, stable angina; UA, unstable angina; MI, myocardial infarction.