|
| IgG 6 months AU/ml | IgG 9 months AU/ml | ||||
| Total individuals (n) | 137 | 132 | ||||
| Mean | 3017.2 | 2941.3 | ||||
| (95% CI) | (2105.4 - 3928.9) | (1901.6 - 3981) | ||||
| Geometric mean | 1402.66 AU/ml | 1053.69 AU/ml | ||||
| SD | 5396.6 | 6038.3 | ||||
| Minimum value | 62.6 | <50 | ||||
| Maximum value | 36644.7 | 40178.4 | ||||
| Median | 1158 | 840 | ||||
| Interquartile range | 571.9 - 2585 | 399.4 - 2485.3 | ||||
| Sex | Geometric mean comparison | |||||
| Women | 1285.28 | 981.9 | ||||
| Men | 1827.83 | 1299.15 | ||||
| Statistic and p-value | t = 1.556; p = 0.122 (NS) | t = 1.053; p = 0.295 (NS) | ||||
| Age groups | Geometric mean comparison | |||||
| <35 years | 2006.47 | 1783.36 | ||||
| 35 - 49 years | 1165.80 | 987.6 | ||||
| ≥50 years | 1647.95 | 972.63 | ||||
| Statistic and p-value | ANOVA, Dunnett test. p > 0.05 | ANOVA, Dunnett test. p > 0.05 | ||||
| Smoking | Geometric mean comparison | |||||
| Non-smokers | 1787.83 | 1209.41 | ||||
| Smokers | 783.38 | 640.23 | ||||
| Ex-smokers | 1.364.61 | 1.16016 | ||||
| Statistic and p-value | ANOVA, Dunnett test. p = 0.005* | ANOVA, Dunnett test. p > 0.05 | ||||
| *Smoker and non-smoker comparison shows significant differences | ||||||
| Alcohol consumption comparison | Geometric mean comparison | |||||
| Never | 1.55334 | 1.31357 | ||||
| Sporadic | 1.54434 | 1.04180 | ||||
| Occasional | 1.31776 | 91520 | ||||
| Weekly | 1.40919 | 1.32548 | ||||
| Statistic and p-value | ANOVA, Dunnett test p > 0.05 (NS) | ANOVA, Dunnett test p > 0.05 (NS) | ||||
| Occupational exposure to COVID-19 | Geometric mean comparison | |||||
| Yes | 1234.33 | 910.59 | ||||
| No | 2270.78 | 1759.77 | ||||
| Statistic and p-value | t = 1.783; p = 0.087 | t = 1.732; p = 0.096 | ||||
| Prior COVID-19 infection (prevaccination) | Geometric mean comparison | |||||
| Yes | 3893.11 | 3104.72 | ||||
| No | 1021.50 | 777.34 | ||||
| Statistic and p-value | t = 6.649; p = 0.000* | t = 5.591; p = 0.000* | ||||