Table 2.
Demographic and clinical characteristics of patients who received timely vs. delayed pPCI.
| Variable | Timely pPCI (≤90 min) [N=108] | Delayed pPCI (>90 min) [N=90] | P value |
|---|---|---|---|
|
| |||
| Age (y) | .027 | ||
| <30 | 1.0 (0.9) | 1.0 (1.1) | |
| 30–39 | 4.0 (3.7) | 11.0 (12.2) | |
| 40–49 | 36.0 (33.3) | 23.0 (25.6) | |
| 50–59 | 39.0 (36.1) | 20.0 (22.2) | |
| 60–69 | 15.0 (13.9) | 22.0 (24.4) | |
| 70–79 | 13.0 (12.0) | 11.0 (12.2) | |
| 80+ | 0.0 (0.0) | 2.0 (2.2) | |
| Age (mean±SD) | 53.4 (10.7) | 54.8 (12.9) | .41 |
| Gender | |||
| Male | 97.0 (89.8) | 77.0 (85.6) | .389 |
| BMI (kg/m2) | .718 | ||
| 18.5–24.9 | 44.0 (40.7) | 36.0 (40.4) | |
| 25–29.9 | 37.0 (34.3) | 29.0 (32.6) | |
| 30+ | 27.0 (25.0) | 24.0 (26.9) | |
| Clinical history | |||
| DM | 48.0 (44.4) | 49.0(55.1) | .154 |
| Hypertension | 40.0 (37.0) | 30.0 (33.7) | .656 |
| History of angina | 23.0 (21.7) | 27.0 (30) | .193 |
| History of MI | 15.0 (14.0) | 14.0 (15.7) | .840 |
| History of previous PCI | 13.0 (12.0) | 12.0 (13.3) | .832 |
| History of CABG | 1.0 (0.9) | 2.0 (2.2) | .592 |
| History of HF | 1.0 (0.9) | 5.0 (5.6) | .095 |
| Smoking | 63.0 (58.3) | 45.0 (50.0) | .255 |
| Mode of arrival to hospital | .063 | ||
| Ambulance | 30.0 (27.7) | 15.0 (16.6) | |
| Private | 78.0 (72.2) | 75.0 (83.3) | |
| Time since onset of chest pain | |||
| <12 h | 94.0 (90.7) | 87.0 (96.6) | .02 |
| <2 h | 42.0 (38.8) | 32.0 (35.5) | .66 |
| ECG findings | |||
| Anteroseptal | 52.0 (48.1) | 52.0 (57.8) | .192 |
| Inferior | 31.0 (28.7) | 23.0 (25.6) | .634 |
| Posteriolateral | 25.0 (23.1) | 15.0 (16.7) | .289 |
| Presenting characteristics | |||
| SBP>90 mmHg | 105.0 (95.4) | 84.0 (93.3) | .551 |
| Killip class I | 97.0 (89.8) | 75.0 (83.3) | .208 |
| Time of presentation | .669 | ||
| 8:00 AM to 5:00 PM | 53.0 (49.1) | 41.0 (45.6) | |
| Off clinic hours | 55.0 (50.9) | 49 (54.4) | |
| D2B in min Mean (SD) |
57 (19) | 175 (143) | .0001 |
| Median (minimum-maximum) | 60 (13–89) | 121 (90–1248) | |
| All countries | 108.0 (54.5) | 90.0 (47.2) | .00001 |
| Bahrain | 43.0 (76.8) | 13.0 (23.2) | |
| UAE | 15.0 (71.4) | 6.0 (28.6) | |
| Qatar | 10.0 (62.5) | 6.0 (37.5) | |
| Saudi Arabia | 38.0 (40.9) | 55.0 (59.1) | |
| Yemen | 2.0 (22.2) | 7.0 (77.8) | |
| Oman | 0.0 (0.0) | 3.0 (100.0) | |
Key: pPCI: Primary percutaneous coronary intervention; N: frequency; BMI: Body mass index; DM: diabetes mellitus; MI: myocardial infarction; CABG: coronary angio bypass grafting; HF: heart failure; ECG: electrocardiogram; SBP: systolic blood pressure; Killip class I: includes individuals with no clinical signs of heart failure; AM: Morning; PM: evening.