TABLE 3.
Comparison of Drone and Ground Transport Times
| Variable | Transport Number | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | |
| Start time | |||||||||
| Date | Sep 23 | Sep 23 | Sep 23 | Sep 23 | Sep 24 | Sep 24 | Sep 24 | Sep 24 | Sep 24 |
| Time | 13:58:31 | 14:40:47 | 16:04:26 | 16:49:42 | 8:28:15 | 9:07:31 | 10:03:40 | 11:26:29 | 13:04:41 |
| Radiocommunications data | |||||||||
| Type of blood product | pRBCs | Platelets | FFP | Platelets | FFP | pRBCs | FFP | pRBCs | Platelets |
| UAV landed | 16:54.5 | 17:04.5 | 17:06.8 | 17:16.2 | 17:16.3 | 17:21.4 | 17:04.4 | 16:47.3 | 17:10.6 |
| UAV bag at blood bank | 22:02.2 | 21:37.5 | 20:59.2 | 21.51.1 | 20:40.9 | 22:09.9 | 21:11.1 | 19:39.3 | 20:33.1 |
| UAV hospital delay | 05:07.7 | 04:33.1 | 03:52.3 | 04:34.9 | 03:24.5 | 04:48.4 | 04:06.7 | 02:52.0 | 03:22.6 |
| Driver arrived | 22:07.7 | 30:34.4 | 34:21.5 | 33:09.0 | 29:13.1 | 27:21.1 | 28:21.7 | 28:23.9 | 26:33.9 |
| Car box at blood bank | 25:45.0 | 36:57.4 | 38:10.0 | 36:57.4 | 34:38.3 | 31:04.8 | 32:56.2 | 32:17.7 | 30:20.0 |
| Car hospital delay | 03:37.3 | 06:23.0 | 03:48.5 | 03:48.4 | 05:25.2 | 03:43.7 | 04:34.6 | 03:53.8 | 03:46.1 |
| Delta (car time − UAV time) | 03:42.8 | 15:19.9 | 17:10.9 | 15:06.3 | 13:57.4 | 08:54.9 | 11:45.2 | 12:38.4 | 09:46.9 |
| WhatsApp data | |||||||||
| Type of blood product | pRBCs | Platelets | FPP | Platelets | Plasma | pRBCs | Plasma | pRBCs | Platelets |
| UAV landed | 16:58.0 | 16:57.0 | 17:05.0 | 17:14.0 | 17:15.0 | 17:24.0 | 17:02.0 | 16:46.0 | 17:12.0 |
| UAV bag at blood bank | 22:05.0 | 21:29.0 | 21:04.0 | 21:51.0 | 20:38.0 | 22:08.0 | 21:08.0 | 19:37.0 | 20:33.0 |
| UAV hospital delay | 05:07.0 | 04:32.0 | 03:59.0 | 04:37.0 | 03:23.0 | 04:44.0 | 04:06.0 | 02:51.0 | 03:21.0 |
| Driver arrived | 22:11.0 | 30:31.0 | 34:18.0 | 33:09.0 | 29:10.0 | 27:18.0 | 28:14.0 | 28:18.0 | 26:32.0 |
| Car box at blood bank | 25:47.0 | 37:13.0 | 38:05.0 | 36:57.0 | 34:34.0 | 31:07.0 | 32:49.0 | 32:11.0 | 30:17.0 |
| Car hospital delay | 03:36.0 | 06:42.0 | 03:47.0 | 03:48.0 | 05:24.0 | 03:49.0 | 04:35.0 | 03:53.0 | 03:45.0 |
| Delta (car time − UAV time) | 03:36.0 | 15:44.0 | 17:01.0 | 15:06.0 | 13.56.0 | 08:59.0 | 11:41.0 | 12:34.0 | 09:44.0 |