Table 1.
Data presented are counts or median values with 25th and 75th percentiles
| Total | Center A | Center B | Center C | Center D | Center E | |
|---|---|---|---|---|---|---|
| (n= 296882) | (n=56740) | (n=108776) | (n=10833) | (n= 58156) | (n= 62377) | |
| ASA | ||||||
| 1 | 26287 | 5825 | 8693 | 1245 | 2118 | 8406 |
| 2 | 151819 | 23839 | 62195 | 5042 | 23328 | 37415 |
| 3 | 108011 | 24164 | 35623 | 3766 | 28919 | 15539 |
| 4 | 10590 | 2889 | 2217 | 741 | 3747 | 996 |
| 5 | 175 | 23 | 48 | 39 | 44 | 21 |
| Emergent case | ||||||
| Yes | 284121 | 53058 | 105515 | 9862 | 55868 | 59818 |
| No | 12761 | 3682 | 3261 | 971 | 2288 | 2559 |
| Height | 117 (162, 177) | 117 (162,177) | 170 (163, 177) | 170 (162, 177) | 172 (163, 180) | 170 (162, 177) |
| Weight | 81 (68, 96) | 79 (66, 94) | 82 (68, 97) | 79 (67, 94) | 83 (70, 99) | 79 (66, 93) |
| Age | 56 (43, 67) | 54 (42, 66) | 59 (46, 69) | 52 (39, 63) | 54 (42, 64) | 55 (42, 66) |
| Duration | 141 (89, 218) | 111 (69, 187) | 172 (118, 252) | 108 (64, 178) | 127 (78, 194) | 129 (84, 205) |
| Male gender | 49.18% | 47.93% | 48.85% | 47.92% | 52.28% | 48.23% |
ASA = American Society of Anesthesiologists Physical Status Classification.