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. 2022 Jul 15;17(7):e0270485. doi: 10.1371/journal.pone.0270485

Table 6. Clinical Outcomes of COVID-19 infection in vaccinated as compared to non-vaccinated patients.

Total %(n = 434) Fully Vaccinated %(n = 164) Partially vaccinated %(n = 29) Unvaccinated %(n = 241) p-value
Level of care
Ward 39.2(170) 46.3(76) 41.4(12) 34(82) 0.043
HDU 58.5(254) 53(87) 58.6(17) 62.2(150)
ICU 2.3(10) 0.6(1) 0 3.7(9)
Inotrope requirement
Yes 3(13) 2.4(4) 0 3.7(9) 0.535
No 97(421) 97.6(160) 100(29) 96.3(232)
NIV requirement
Yes 42.9(186) 37.8(62) 44.8(13) 46.1(111) 0.251
No 57.1(248) 62.2(102) 55.2(16) 53.9(130)
COVID-19 Severity
Non-Severe 26.5(115) 34.8(57) 17.2(5) 22(53)
Severe 32.7(140) 30.5(50) 34.5(10) 33.2(80) 0.040
Critical 41.2(179) 34.8(57) 48.3(14) 44.8(108)
Intubation
Yes 5.3(23) 1.8(3) 3.4(1) 7.9(19) 0.025
No 94.7(411) 98.2(161) 96.6 (28) 92.1(222)
Outcome
Survived & Discharged 80.2(348) 88.4(145) 86.2(25) 73.9(178) 0.004
Dead 12.2(53) 6.4(10) 13.8(4) 16.2(39)
LAMA 7.6(33) 5.5(9) 0 10(24)
In-hospital Mortality
Yes 12.2(53) 6.1(10) 13.8(4) 16.2(39) 0.006
No 87.8(381) 93.9(154) 86.2(25) 83.8(202)
Length of stay 4(2.75–8) 4(3–7) 4(2.5–8.5) 4(2–8) 0.589

* HDU- High Dependency Unit; ICU- Intensive Care Unit; LAMA- Left against Medical Advice.