Table 2.
Distribution of time from image submission to image grading completion by the time of day of image submissiona
| Time of image submission (Eastern Time) | No. | Hours from image submission to
grading completion, n (%) |
|||||
|---|---|---|---|---|---|---|---|
| Median (Q1, Q3) | ≤1 | >1, ≤4 | >4 to ≤8 | >8 to ≤24 | >24 | ||
| 7-8 am | 49 | 2.5 (0.9, 3.9) | 14 (28.6) | 23 (46.9) | 2 (4.1) | 8 (16.3) | 2 (4.1) |
| 9-10 am | 87 | 1.7 (0.7, 4.6) | 28 (32.2) | 32 (36.8) | 9 (10.3) | 7 (8.1) | 11 (12.6) |
| 11-12 am | 93 | 1.6 (0.7, 4.6) | 38 (40.9) | 31 (33.3) | 5 (5.4) | 15 (16.1) | 4 (4.3) |
| 1-2 pm | 167 | 1.5 (0.6, 16.3) | 65 (38.9) | 40 (24.0) | 1 (0.6) | 56 (33.5) | 5 (3.0) |
| 3 pm | 127 | 14.2 (0.4, 16.3) | 52 (40.9) | 3 (2.4) | 0 (0) | 67 (52.8) | 5 (3.9) |
| 4 pm | 153 | 15.0 (12.3, 17.8) | 36 (23.5) | 2 (1.3) | 0 (0) | 107 (69.9) | 8 (5.2) |
| 5 pm | 84 | 13.6 (12.9, 15.6) | 3 (3.6) | 0 (0) | 0 (0) | 79 (94.1) | 2 (2.4) |
| After 5 pm | 63 | 12.2 (11.5, 13.2) | 0 (0.0) | 0 (0) | 1 (1.6) | 62 (98.4) | 0 (0) |
a
The reading center was located in the Eastern Time Zone; 2 clinical centers were located in the Eastern Time Zone and 3 were located in the Central Time Zone.