Table 9.
Comparison of one-to-one matched patients in the Delta group and Omicron group.
| Delta | Omicron | F/H/χ2 | P value | |
|---|---|---|---|---|
| Baseline | ||||
| Age(y) | 42.30 ± 18.87 | 42.01 ± 17.92 | 0.11 | 0.9127 |
| Gender | 0.3346 | 0.5629 | ||
| Female | 53 (55.21) | 49 (51.04) | ||
| Male | 43 (44.79) | 47 (48.96) | ||
| Vaccination, dose | <0.0001 | |||
| 0 | 11 (11.46) | 7 (7.29) | ||
| 1 | 4 (4.17) | 6 (6.25) | ||
| 2 | 81 (84.38) | 43 (44.79) | ||
| 3 | 0 (0.00) | 40 (41.67) | ||
| Clinical classifications | 0.5648 | |||
| Asymptomatic | 4 (4.17) | 1 (1.04) | ||
| Mild | 48 (50.00) | 53 (55.21) | ||
| Moderate | 43 (44.79) | 41 (42.71) | ||
| Severe | 1 (1.04) | 1 (1.04) | ||
| WBC, × 109/L | 6.18 (5–7.35) | 5.6 (4.31–7.07) | 1.5805 | 0.1140 |
| LYMPH, × 109/L | 1.2 (0.5–2.5) | 1.36 (1.03–2.06) | −1.1083 | 0.2677 |
| N%, % | 59.7 (50.8–67.2) | 57 (47.8–64) | 1.6016 | 0.1092 |
| CRP, mg/L | 2.44 (0.499–7.68) | 3.012 (1.18–7.95) | 0.8959 | 0.3703 |
| IL–6, pg/mL | 2.84 (1–5.62) | 5.95 (4.25–10.15) | 4.8635 | <0.0001 |
| PCT, ng/mL | 0.03 (0.02–0.04) | 0.0485 (0.04–0.073) | 6.0970 | <0.0001 |
| CD4, cell/μL | 618.5 (425–776) | 639.77 (381.88–861.89) | 0.5250 | 0.5996 |
| CD8, cell/μL | 37 2 (286–526) | 381.87 (196.44–574.97) | −0.1457 | 0.8842 |
| IgG | 0.49 (0.43–0.58) | 0.509 (0.22–2.19) | 0.2067 | 0.8362 |
| IgM | 3.15 (0.47–17.11) | 2.2305 (0.435–25.92) | −0.1803 | 0.8569 |
| Symptoms | ||||
| Fever | 7.5282 | 0.0061 | ||
| Yes | 59 (61.46) | 40 (41.67) | ||
| No | 37 (38.54) | 56 (58.33) | ||
| Cough | 28.9406 | <0.0001 | ||
| Yes | 82 (85.42) | 47 (48.96) | ||
| No | 14 (14.58) | 49 (51.04) | ||
| Sore throat | 3.7352 | 0.0533 | ||
| Yes | 30 (31.25) | 43 (44.79) | ||
| No | 66 (68.75) | 53 (55.21) | ||
| Feeble | 0.0723 | 0.7880 | ||
| Yes | 7 (7.29) | 8 (8.33) | ||
| No | 89 (92.71) | 88 (91.67) | ||
| Headache | 1.1497 | 0.2836 | ||
| Yes | 15 (15.63) | 10 (10.42) | ||
| No | 81 (84.38) | 86 (89.58) | ||
| Muscular soreness | 0.0723 | 0.7880 | ||
| Yes | 7 (7.29) | 8 (8.33) | ||
| No | 89 (92.71) | 88 (91.67) | ||
| Stuffy nose | 7.2835 | 0.0070 | ||
| Yes | 20 (20.83) | 7 (7.29) | ||
| No | 76 (79.17) | 89 (92.71) | ||
| Running nose | 2.8471 | 0.0915 | ||
| Yes | 17 (17.71) | 9 (9.38) | ||
| No | 79 (82.29) | 87 (90.63) | ||
| Taste loss | 20.5348 | <0.0001 | ||
| Yes | 21 (21.88) | 1 (1.04) | ||
| No | 75 (78.13) | 95 (98.96) | ||
| Anosmia | 23.0476 | <0.0001 | ||
| Yes | 23 (23.96) | 1 (1.04) | ||
| No | 73 (76.04) | 95 (98.96) | ||
| Diarrhea | 7.8091 | 0.0052 | ||
| Yes | 14 (14.58) | 3 (3.13) | ||
| No | 82 (85.42) | 93 (96.88) | ||
| Others | 118.2266 | <0.0001 | ||
| Yes | 81 (84.38) | 6 (6.25) | ||
| No | 15 (15.63) | 90 (93.75) | ||
Note: WBC: white blood cell; LYMPH: lymphocyte count; N%: neutrophil percentage; CRP: C-reactive protein; PCT: procalcitonin. Data are shown as number (%), mean ± standard deviation, or mean (range). P < 0.05 considered the difference to be statistically significant in the two groups.