| Characteristics | Frequency | % | |
| ECG | Normal | 25 | 24% |
| Abnormal | 36 | 34.60% | |
| No data found | 23 | 22.10% | |
| not specific | 20 | 19.20% | |
| CXR | Normal | 41 | 39.40% |
| Abnormal | 12 | 11.50% | |
| No data found | 51 | 49% | |
| ECHO | Done | 9 | 9.70% |
| Not done | 95 | 91.30% | |