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. 2024 Feb 27;16(2):211–228. doi: 10.4254/wjh.v16.i2.211

Table 2.

Incidence rates of clinical sequelae of chronic liver disease patients with coronavirus disease 2019 diagnosis in 2020-2022 and controls after 1:1 propensity score matching

Outcomes
2020-2022
COVID-19 patients (n = 55163)
Control (n = 55163)
COVID-19 patients vs control
Cumulative incidence
Crude incidence rate Cumulative incidence
Crude incidence rate
(Events/10000 person-yr)
(Events/10000 person-yr)
New events
Rate, %
Estimate
95%CI
Person-years
New events
Rate, %
Estimate
95%CI
Person-years
IRR1
95% CI
P value
HCC 211 0.39 64.2 (55.8, 73.5) 32870 276 0.51 54 (47.8, 60.8) 51087 1.19 (0.99, 1.42) 0.06
All-cause mortality 2273 4.12 676.5 (648.9, 704.9) 33601 1600 2.9 306.2 (291.4, 321.6) 52258 2.21b (2.07, 2.36) < 0.001
Adverse hepatic outcomes 2407 4.62 789.3 (758.1, 821.5) 30495 2183 4.19 453.5 (434.7, 473.0) 48133 1.74b (1.64, 1.85) < 0.001
Cirrhosis 2493 4.68 803.8 (772.6, 836.0) 31014 2206 4.14 450.1 (431.5, 469.2) 49015 1.79b (1.68, 1.89) < 0.001
Liver decompensation hepatorenal syndrome 88 0.16 26.3 (21.1, 32.4) 33468 106 0.19 20.4 (16.7, 24.6) 52070 1.29 (0.97, 1.71) 0.08
Liver failure 71 0.13 21.3 (16.6, 26.8) 33371 91 0.17 17.5 (14.1, 21.5) 51902 1.21 (0.89, 1.66) 0.22
Hepatic coma/encephalopathy 60 0.11 17.9 (13.7, 23.1) 33454 61 0.11 11.7 (9.0, 15.1) 52033 1.53a (1.07, 2.18) 0.02
Ascites 129 0.24 38.7 (32.3, 46.0) 33341 154 0.28 29.7 (25.2, 34.8) 51882 1.30a (1.03, 1.65) 0.03
Variceal bleeding 150 0.28 45.5 (38.5, 53.4) 32977 159 0.29 31 (26.4, 36.2) 51316 1.47b (1.17, 1.84) < 0.001
Curative treatment to HCC 130 0.24 39.5 (33.0, 46.9) 32892 174 0.32 34 (29.1, 39.5) 51156 1.16 (0.93, 1.46) 0.2
Hepatic resection 86 0.16 25.9 (20.7, 32.0) 33206 109 0.2 21.1 (17.3, 25.5) 51664 1.23 (0.93, 1.63) 0.16
Liver transplantation 13 0.02 3.9 (2.1, 6.6) 33442 20 0.04 3.8 (2.3, 5.9) 52028 1.01 (0.50, 2.03) 0.97
Radiofrequency ablation of liver 51 0.09 15.3 (11.4, 20.1) 33294 75 0.14 14.5 (11.4, 18.2) 51784 1.06 (0.74, 1.51) 0.76
Non-curative treatment to HCC 394 0.75 122.5 (110.7, 135.3) 32151 627 1.19 125.6 (116.0, 135.8) 49916 0.98 (0.86, 1.11) 0.7
Transarterial chemoembolization 83 0.15 25 (19.9, 31.0) 33239 125 0.23 24.2 (20.1, 28.8) 51691 1.03 (0.78, 1.36) 0.82
Radiotherapy to liver 3 0.01 0.9 (0.2, 2.6) 33543 3 0.01 0.6 (0.1, 1.7) 52189 1.56 (0.31, 7.71) 0.59
Systemic chemotherapy or immunotherapy 351 0.66 108.2 (97.2, 120.2) 32434 547 1.03 108.6 (99.7, 118.1) 50363 1 (0.87, 1.14) 0.96
Palliative care 924 1.73 285.8 (267.7, 304.8) 32332 904 1.7 179 (167.5, 191.0) 50510 1.60b (1.46, 1.75) < 0.001
1

IRR > 1 (or < 1) indicates COVID-19 patients had higher (lower) risk of clinical outcome compared to the matched control group.

a

P < 0.05.

b

P < 0.01. IRR is considered statistically significant, with indicates aP < 0.05 and indicates bP < 0.01. COVID-19: Coronavirus disease 2019; HCC: Hepatocellular carcinoma; IRR: Incidence rate ratio.