Table 1.
Baseline clinical characteristics of all patients, pre-pandemic cohort compared to the pandemic cohort.
| Characteristic | Total n = 162 |
Pre-pandemic n = 78 |
Pandemic n = 84 |
Confidence interval 95 % | p |
|---|---|---|---|---|---|
| Age (average and standard deviation) | 37.4 ± 16.4 | 38.0 ± 16.8 | 36.9 ± 16.2 | −1.2 (−6.3–4.0) | 0.669a |
| Age | |||||
| <60 years | 139 (85.8) | 64 (82.1) | 75 (89.3) | 7.2 (−3.6–18.4) | 0.187b |
| Sex | |||||
| Male | 88 (54.3) | 40 (51.3) | 48 (57.1) | 5.9 (−9.5–21.2) | 0.454b |
| Hospital death | 2 (1.2) | 0 | 2 (2.4) | 2.4 (−0.9-5.6) | 0.497b |
| Death within 30 days | 1 (0.6) | 0 | 1 (1.2) | 1.2 (1.1–3.5) | >0.999b |
| ICU admission | 5 (3.1) | 1 (1.3) | 4 (4.8) | 3.5 (−1.7–8.7) | 0.368b |
| Surgical access | |||||
| Conventional | 15 (9.3) | 6 (7.7) | 9 (10.7) | 3 (−5.9–11.9) | 0.507b |
| Videolaparoscopy | 147 (90.7) | 72 (92.3) | 75 (89.3) | ||
| Length of stay (median [IQR]) | 2 [2–4] | 3 [2–4] | 2 [2–4] | 0.514c | |
| COVID-19 | |||||
| RT-PCR emergency service | – | 40 (47.6) | |||
| RT-PCR positive | – | 1 (2.5) | |||
| Classification (evolutionary phase according to AP) | 0.119b | ||||
| Uncomplicated (phases I and II) | 39 (24.1) | 20 (25.6) | 19 (22.6) | ||
| Complicated (phases III and IV) and NTa | 123 (75.9) | 58 (74.4) | 65 (77.4) | 0.653b |
Abbreviations: AP, anatomopathological; IQR, interquartile range; PCR, polymerase chain reaction; TNA, total necrosis of the appendix.
a
Independent samples t-test.
b
Chi-square test of association.
c
Mann–Whitney U test.