Table 3 Diagnostic Imaging
Imaging Modalities (N = 342) | Pre-Pandemic Period (N = 201) | Pandemic Period (N = 141) | P-value | |
|---|---|---|---|---|
CT | 299(87.4%) | 174(86.6%) | 125(88.7%) | 0.398 |
Ultrasound | 21(6.1%) | 13(6.5%) | 8(5.27%) | |
CT and Ultrasound | 14(4.1%) | 11(5.5%) | 3(2.1%) | |
MRI and Ultrasound | 2(0.6%) | 1(0.5%) | 1(0.7%) | |
None | 6(1.8%) | 2(1%) | 4(2.8%) | |
CT Findings (N = 313) | ||||
Evidence of Peri-appendicular abscess | 20(6.4%) | 13(7%) | 7(5.5%) | 0.419 |
Evidence of Perforation | 28(8.9%) | 17(9.2%) | 11(8.6%) | 0.478 |
Evidence of Peri-appendicular fluid | 103(32.9%) | 64(34.6%) | 39(30.5%) | 0.375 |
Evidence of appendicolith | 79(25.2%) | 43(23.2%) | 36(28.1%) | 0.289 |
Thickening of the appendix wall | 218(69.6%) | 132(71.4%) | 86(67.2%) | 0.718 |
Diameter of appendix | ||||
Above 7 mm | 249(79.6%) | 150(81.1%) | 99(77.3%) | 0.749 |
Below 7 mm | 11(3.5%) | 5(2.7%) | 6(4.7%) | |
Exactly 7 mm | 24(7.7%) | 14(7.6%) | 10(7.8%) | |
Ultrasound Findings (N = 37) | ||||
Evidence of Peri-appendicular abscess | 1(2.7%) | 1(4%) | 0(0%) | 1.00 |
Evidence of Perforation | 2(5.4%) | 1(4%) | 1(8.3%) | 1.00 |
Evidence of Peri-appendicular fluid | 13(35.1%) | 9(36.0%) | 4(33.3%) | 1.00 |
Evidence of appendicolith | 4(10.8%) | 2(8%) | 2(16.7%) | 0.582 |
Thickening of the appendix wall | 23(62.2%) | 14(56.0%) | 9(75%) | 0.306 |
Diameter of appendix | ||||
Above 7 mm | 19(51.4%) | 13(52%) | 6(50%) | 0.781 |
Below 7 mm | 4(10.8%) | 3(12%) | 1(8.3%) | |
Exactly 7 mm | 5(13.5%) | 2(8%) | 3(25%) | |