Table 1.
Summary of healthcare databases in Beijing, China, 2006a
| ICD10 | ICD9 | Outpatientb |
Hospital admissionc |
Mortality |
||||
|---|---|---|---|---|---|---|---|---|
| Annual total (%)d |
Daily avg. ±Std | Annual total (%)d |
Daily avg. ± Std | Annual total (%)d |
Daily avg. ± Std | |||
| Cardio-cerebral disorders | 100–I99 | 390–459 | 88,330 (9.3) | 242 ± 157 | 139,842 (13) | 383 ± 148 | 8353 (29) | 23 ± 5 |
| Heart failure | 150 | 428 | 285 (0) | 1 ± 1 | 5723 (0.5) | 16 ± 6 | – | – |
| Heart rhythm disturbances | 144–147, 149 | 426–427 | 2081 (0.2) | 6 ± 5 | 9269 (0.9) | 25 ± 14 | – | – |
| Strokes | 160–169 | 430–438 | 25,924 (2.7) | 71 ± 46 | 55,845 (5.2) | 153 ± 52 | 4684 (16.3) | 13 ± 4 |
| Ischemic heart disease | 120–125, 151 | 410–414, 429 | 59,537 (6.3) | 163 ± 108 | 63,783 (5.9) | 175 ± 75 | 3669 (12.7) | 10 ± 3 |
| Peripheral vascular disease | 170–178, M30, M31 | 440–448 | 503 (0.1) | 1 ± 2 | 5222 (0.5) | 14 ± 9 | – | – |
| Hypertension | 110–115 | 401–404 | 115,997 (12.2) | 318 ± 203 | 19,060 (1.8) | 52 ± 28 | – | – |
| Diabetes | E09–E14 | 250 | 54,860 (5.8) | 150 ± 97 | 23,855 (2.2) | 65 ± 40 | – | – |
| Respiratory disorders | J00–J99 | 460–519 | – | – | – | – | 3695 (12.8) | 10 ± 3 |
| COPD | J40–J43 | 490–492 | 19,540 (2.1) | 54 ± 40 | 4207 (0.4) | 12 ± 5 | 1110 (3.9) | 3 ± 2 |
| Respiratory tract infections | J00–J11 | 464–466, 480–487 | 88,769 (9.4) | 243 ± 169 | 42,244 (3.9) | 116 ± 32 | – | – |
| Gastrointestinal disorders | K20–K93 | 530–579 | 57,770 (6.1) | 158 ± 94 | 87,337 (8.1) | 239 ± 101 | – | – |
| Neoplasms | C00–D48 | 140–239 | 3901 (0.4) | 11 ± 8 | 97,801 (9.1) | 268 ± 189 | – | – |
| Injury | S00–S99 | 800–849 | 2984 (0.3) | 8 ± 6 | 47,770 (4.4) | 131 ± 33 | – | – |
| Accident | V01–Y98 | – | – | – | – | 550 (1.9) | 2 ± 1 | |
| Other disorders | – | – | – | – | 14,565 (50.6) | 40 ± 7 | ||
| Total | 948,634 | 2599 | 1,075,953 | 2948 ± 1359 | 28,810 | 79 ± 11 | ||
a
Databases for unscheduled outpatient visit, hospital admission, and mortality were obtained from different administrative regions of Beijing, China, as illustrated in Fig. 1.
b
Unscheduled outpatient visits were obtained from billing claims of a healthcare insurance program covering ~61,000 individuals in Haidian District, Beijing.
c
Hospital admissions were obtained from hospital discharge forms collected from all major hospitals in Beijing, excluding military-operated hospitals.
d
Parenthesis is the percentage of annual total events in the database.