- Repeat reasons for various body parts pre-COVID-19 and during COVID-19 periods.
| Body parts | Pre COVID-19 | During COVID-19 |
|---|---|---|
| Abdomen | ||
| Artifact | 59 (11.3) | 44 (11.5) |
| Clipped anatomy | 20 (3.8) | 3 (0.8) |
| Duplicate | 36 (6.9) | 33 (8.6) |
| Motion | 29 (5.6) | 24 (6.3) |
| Positioning error | 302 (58.0) | 194 (50.9) |
| Technique | 60 (11.5) | 52 (13.6) |
| Test/service/blank | 15 (2.9) | 32 (8.4) |
| Chest | ||
| Artifact | 187 (15.6) | 150 (17.8) |
| Clipped anatomy | 42 (3.5) | 15 (1.8) |
| Duplicate | 165 (13.7) | 48 (5.7) |
| Motion | 106 (8.8) | 78 (9.2) |
| Positioning error | 465 (38.7) | 351 (41.6) |
| Technique | 201 (16.7) | 149 (17.7) |
| Test/service/blank | 36 (3.0) | 53 (6.3) |
| Knee | ||
| Artifact | 30 (9.1) | 12 (17.1) |
| Clipped anatomy | 12 (3.6) | 1 (1.4) |
| Duplicate | 27 (8.2) | 5 (7.1) |
| Motion | 32 (9.7) | 13 (18.6) |
| Positioning error | 110 (33.2) | 15 (21.4) |
| Technique | 111 (33.5) | 23 (32.9) |
| Test/service/blank | 9 (2.7) | 1 (1.4) |
| Lumber spine | ||
| Artifact | 43 (13.8) | 9 (14.5) |
| Clipped anatomy | 9 (2.9) | 0 (0.0) |
| Duplicate | 28 (9.0) | 1 (1.6) |
| Motion | 105 (33.7) | 17 (27.4) |
| Positioning error | 73 (23.4) | 20 (32.3) |
| Technique | 48 (15.9) | 12 (19.4) |
| Test/service/blank | 9 (1.9) | 3 (4.8) |
| Pelvic | ||
| Artifact | 8 (11.3) | 3 (7.0) |
| Clipped anatomy | 1 (1.4) | 0 (0.0) |
| Duplicate | 11 (15.5) | 2 (4.7) |
| Motion | 13 (18.3) | 9 (20.9) |
| Positioning error | 26 (36.6) | 22 (51.2) |
| Technique | 10 (14.1) | 6 (14.0) |
| Test/service/blank | 2 (2.8) | 1 (2.3) |