Table 3.
Cross sectional studies comparing the number of admissions for acute appendicitis in a mixed population of children and adults
| Author | Country | Index period |
Pre-pandemic period |
|||||||
|---|---|---|---|---|---|---|---|---|---|---|
| No. COVID cases per 106 people at mid index period^ | No. days | No. patients | Age* | Perforated or complicated# | No. days | No. patients | Age* | Perforated or complicated | ||
| Bajomo [55] | United Kingdom | 1,222 | 60 | 36 | 26.5 | 29% | 60 | 42 | 30.5 | 21% |
| Baugh [56] | United States¶ | 611 | 59 | 150 | NR | NR | 59 | 191 | NR | NR |
| Burgard [57] | Switzerland¶ | 712 | 84 | 65 | 29 | 52% | 84 | 241 | 30 | 8% |
| Ganesh [58] | United Kingdom | 1,407 | 414 | 32 | 37 | NR | 139 | 64 | 37 | NR |
| Mai [59] | United Kingdom | 1,916 | 61 | 39 | 34.4 | 61% | 62 | 50 | 29.1 | 38% |
| Maneck [60] | Germany¶ | 841 | 40 | 2,914 | 34.5 | NR | 42 | 3591 | 32.7 | NR |
| Meriç [61] | Turkey | 680 | 60 | 40 | 34 | 18% | 60 | 110 | 29.1 | 6% |
| Orthopoulos [62] | United States | 1,100 | 44 | 37 | 27 | 31% | 44 | 54 | 23 | 8% |
| Steinman [63] | Brazil¶ | 439 | 99 | 160 | NR | NR | 441 | 706 | NR | NR |
| Tankel [64] | Israel¶ | 21 | 48 | 141 | 23.3 | 22% | 48 | 237 | 23.1 | 15% |
| Toale [65] | Ireland | 1,158 | 65 | 62 | 27.1 | 38% | 84 | 122 | 21.9 | 10% |
| Verma [66] | India | 38 | 97 | 91 | NR | 28% | 97 | 126 | NR | NR |
| Walker [67] | United States¶ | 14 | 72 | 73 | NR | NR | 34 | 140 | NR | NR |
| Willms [5] | Germany¶ | 721 | 69 | 888 | 36 | 64% | 69 | 1027 | 35 | 58% |
| Zhou [68] | China | 26 | 64 | 81 | 40.9 | 19% | 64 | 121 | 37.7 | 8% |
NR: not reported
⁎
Reported as mean or median across studies
^
Data extrapolated in each country from www.worldometers.info/coronavirus/
#
As a percentage of appendectomies
¶
Multicenter