Per cent regional anesthesia use for appropriate elderly patients with hip fracture by month for 9 months prior to (March 2019 to November 2019) and 6 months after (December 2019 to May 2020) the initiation of the protocol
| Month | Red team | Blue team |
| March 2019 | 14 | 70 |
| April 2019 | 12 | 27 |
| May 2019 | 30 | 36 |
| June 2019 | 35 | 68 |
| July 2019 | 14 | 65 |
| August 2019 | 22 | 22 |
| September 2019 | 18 | 68 |
| October 2019 | 38 | 59 |
| November 2019 | 30 | 42 |
| December 2019 | 55 | 62 |
| January 2020 | 85 | 68 |
| February 2020 | 82 | 74 |
| March 2020 | 66 | 53 |
| April 2020 | 75 | 58 |
| May 2020 | 62 | 59 |