Table 1.
Demographic characteristics of (N = 6,803) in adult hospitalized surgery from May 1st, 2017 to Aug 31st, 2017.
| Total case numbers n (%) | BIS n (%) | Standard practice n (%) | |
|---|---|---|---|
| Anesthesia time | |||
| < 2 h | 1,620 (23.8%) | 276 (16.1%) | 1,344 (26.4%) |
| 2–4 h | 3,205 (47.1%) | 746 (43.6%) | 2,459 (48.3%) |
| 4–6 h | 1,209 (17.8%) | 372 (21.7%) | 837 (16.4%) |
| 6–8 h | 424 (6.2%) | 175 (10.2%) | 249 (4.9%) |
| ≧8–10 h | 345 (5.1%) | 143 (8.4%) | 202 (4.0%) |
| Age (years old) | |||
| 21–40 | 1,279 (18.8%) | 224 (13.1%) | 1,055 (20.7%) |
| 41–60 | 2,615 (38.4%) | 634 (37.0%) | 1981 (38.9%) |
| 61–80 | 2,622 (38.5%) | 768 (44.9%) | 1854 (36.4%) |
| > 80 | 287 (4.2%) | 86 (5.0%) | 201 (3.9%) |
| Gender (M/F) | |||
| Male | 3,413 (50.2%) | 743 (43.4%) | 2,421 (47.6%) |
| Female | 3,390 (49.8%) | 969 (56.6%) | 2,670 (52.4%) |
| Weight (kg) | 65.25 ± 13.25 | 64.94 ± 13.79 | 66.47 ± 22.19 |
| ASA physical status | |||
| 1 | 370 (5.4%) | 86 (5.0%) | 284 (5.6%) |
| 2 | 3,880 (57.1%) | 978 (57.2%) | 2,902 (57.0%) |
| 3 | 2,419 (35.6%) | 636 (37.2%) | 1783 (35.0%) |
| 4 | 124 (1.8%) | 10 (0.6%) | 114 (2.2%) |
| 5 | 7 (0.1%) | 0 (0.0%) | 7 (0.1%) |
| Surgery | |||
| Cardiothoracic vascular | 299 (4.4%) | 134 (7.8%) | 165 (3.2%) |
| Otolaryngology | 510 (7.5%) | 78 (4.6%) | 432 (8.5%) |
| General | 1,167 (17.2%) | 511 (29.8%) | 656 (12.9%) |
| Urology | 632 (9.3%) | 157 (9.2%) | 475 (9.3%) |
| Gynecology | 521 (7.7%) | 178 (10.4%) | 343 (6.7%) |
| Neurosurgery | 564 (8.3%) | 114 (6.7%) | 450 (8.8%) |
| Ophthalmology | 219 (3.2%) | 29 (1.7%) | 190 (3.7%) |
| Orthopedics | 1517 (22.3%) | 246 (14.4%) | 1,271 (25.0%) |
| Plastic reconstructive | 556 (8.2%) | 22 (1.3%) | 534 (10.5%) |
| Colo-rectal | 354 (5.2%) | 166 (9.7%) | 188 (3.7%) |
| Trauma | 374 (5.5%) | 67 (3.9%) | 307 (6.0%) |
| Dental surgery | 49 (0.7%) | 0 (0.0%) | 49 (1.0%) |
| CAPD catheter implantation | 32 (0.5%) | 9 (0.5%) | 23 (0.5%) |
| Radiology | 9 (0.1%) | 1 (0.1%) | 8 (0.2%) |