TABLE 3.
Response rates for transfusion facilities to the NBCUS stratified by annual inpatient surgical operations, 2013 to 2017
| 2017 | 2015 | 2013* | ||||
|---|---|---|---|---|---|---|
| Surgical volume category | Percent | n/N | Percent | n/N | Percent | n/N |
| 100–999 surgeries | 82.9 | 525/633 | 73.6 | 495/673 | 26.1 | 426/1634 |
| 1000–1399 surgeries | 87.1 | 352/404 | 72.4 | 283/391 | 28.8 | 117/406 |
| 1400–2399 surgeries | 85.7 | 504/588 | 72.3 | 416/575 | 27.3 | 155/567 |
| 2400–4999 surgeries | 84.7 | 611/721 | 75.2 | 547/727 | 28.6 | 219/765 |
| 5000–7999 surgeries | 89.0 | 251/282 | 75.3 | 225/299 | 31.2 | 97/311 |
| 8000 or more surgeries | 87.7 | 192/219 | 75.8 | 172/227 | 37.5 | 87/232 |
*
The 2013 survey did not use sampling, but contact information was unavailable for 610 of 3915 hospitals, and these were not sampled.