Table 3.
Study population (N = 1,335,379) distribution and mortality rates by Diagnosis Group
| Diagnosis Groups included in the ED-HSMR | No of Patients | % of Patients | Number of deaths | Mortality rate (%) | Mortality rate 95% CI | ||
|---|---|---|---|---|---|---|---|
| J44 | Other chronic obstructive pulmonary disease | 172,451 | 12.9 | 11,828 | 6.9 | 6.7 | 7.0 |
| J18 | Pneumonia | 137,704 | 10.3 | 11,674 | 8.5 | 8.3 | 8.6 |
| I50 | Heart failure | 130,597 | 9.8 | 13,393 | 10.3 | 10.1 | 10.4 |
| I21 | Acute Myocardial Infarction (AMI) | 121,463 | 9.1 | 8983 | 7.4 | 7.2 | 7.5 |
| S72 | Fracture of femur | 81,591 | 6.1 | 4325 | 5.3 | 5.1 | 5.5 |
| K56 | Paralytic ileus and intestinal obstruction without hernia | 69,397 | 5.2 | 2558 | 3.7 | 3.5 | 3.8 |
| I63 | Cerebral infarction | 50,987 | 3.8 | 6472 | 12.7 | 12.4 | 13.0 |
| K85 | Acute pancreatitis | 46,149 | 3.5 | 714 | 1.5 | 1.4 | 1.7 |
| E11 | Diabetes Mellitus type 2 | 43,269 | 3.2 | 1672 | 3.9 | 3.7 | 4.0 |
| L03 | Cellulitis | 41,177 | 3.1 | 645 | 1.6 | 1.4 | 1.7 |
| A41 | Sepsis | 40,769 | 3.1 | 10,198 | 25.0 | 24.6 | 25.4 |
| K57 | Diverticular disease of intestine | 38,133 | 2.9 | 633 | 1.7 | 1.5 | 1.8 |
| K92 | Other diseases of digestive system | 34,946 | 2.6 | 1639 | 4.7 | 4.5 | 4.9 |
| N17 | Acute renal failure | 31,631 | 2.4 | 3612 | 11.4 | 11.1 | 11.8 |
| S06 | Intracranial injury | 29,756 | 2.2 | 3294 | 11.1 | 10.7 | 11.4 |
| E87 | Other disorders of fluid, electrolyte and acid-base balance | 25,760 | 1.9 | 690 | 2.7 | 2.5 | 2.9 |
| S32 | Fracture of lumbar spine and pelvis | 24,063 | 1.8 | 681 | 2.8 | 2.6 | 3.0 |
| I64 | Stroke, not specified as haemorrhage or infarction | 23,687 | 1.8 | 3328 | 14.0 | 13.6 | 14.5 |
| I26 | Pulmonary embolism | 23,237 | 1.7 | 1335 | 5.7 | 5.4 | 6.0 |
| J69 | Pneumonitis due to solids and liquids | 20,131 | 1.5 | 5747 | 28.5 | 27.9 | 29.2 |
| F05 | Delirium, not induced by alcohol and other psychoactive substances | 20,038 | 1.5 | 1215 | 6.1 | 5.7 | 6.4 |
| I24 | Other acute ischemic heart disease | 17,864 | 1.3 | 606 | 3.4 | 3.1 | 3.7 |
| E86 | Volume depletion | 13,475 | 1.0 | 634 | 4.7 | 4.3 | 5.1 |
| J96 | Respiratory failure, not elsewhere classified | 12,351 | 0.9 | 4365 | 35.3 | 34.5 | 36.2 |
| K55 | Vascular disorders of intestine | 11,554 | 0.9 | 1791 | 15.5 | 14.8 | 16.2 |
| K26 | Duodenal ulcer | 10,964 | 0.8 | 565 | 5.2 | 4.7 | 5.6 |
| I61 | Intracerebral haemorrhage | 10,783 | 0.8 | 3440 | 31.9 | 31.0 | 32.8 |
| T82 | Complications of cardiac and vascular prosthetic devices, implants and grafts | 9182 | 0.7 | 362 | 3.9 | 3.5 | 4.3 |
| K72 | Hepatic failure | 7040 | 0.5 | 1231 | 17.5 | 16.6 | 18.4 |
| I62 | Other non traumatic intracranial haemorrhage | 5467 | 0.4 | 1141 | 20.9 | 19.8 | 21.9 |
| K65 | Peritonitis | 5433 | 0.4 | 450 | 8.3 | 7.5 | 9.0 |
| R57 | Shock, not elsewhere classified | 5130 | 0.4 | 2566 | 50.0 | 48.7 | 51.4 |
| I71 | Aortic aneurism and dissection | 5033 | 0.4 | 1277 | 25.4 | 24.2 | 26.6 |
| I60 | Subarachnoid haemorrhage | 4797 | 0.4 | 1043 | 21.7 | 20.6 | 22.9 |
| G93 | Other disorders of brain | 4179 | 0.3 | 1648 | 39.4 | 38.0 | 40.9 |
| I46 | Cardiac arrest | 3582 | 0.3 | 2331 | 65.1 | 63.5 | 66.6 |
| J80 | Adult respiratory distress syndrome | 1609 | 0.1 | 563 | 35.0 | 32.7 | 37.3 |
| All conditions | 1,335,379 | 100.0 | 118,469 | 8.9 | 8.8 | 8.9 | |