Table 1.
Comparison of baseline characteristics.
| Baseline Characteristics | <70 Years (n = 234) | ≥70 Years (n = 360) | p-Value |
|---|---|---|---|
| Background data | |||
| Age (years), mean ± SD | 60.9 ± 7.8 | 73.6 ± 8.1 | <0.001 |
| BMI, mean ± SD | 24.2 ± 5.0 | 25.6 ± 5.4 | 0.002 |
| Gender (men) | 129 (55.1%) | 198 (55.0%) | 0.975 |
| Area of residence (urban) | 137 (58.5%) | 192 (53.3%) | 0.211 |
| Smoking | 66 (28.2%) | 84 (23.3%) | 0.181 |
| Alcohol consumer | 29 (12.4%) | 46 (12.8%) | 0.890 |
| Number of comorbidities | 0.999 | ||
| 0 | 15 (6.4%) | 36 (6.4%) | |
| 1 | 34 (14.5%) | 31 (14.4%) | |
| 2 | 106 (45.3%) | 72 (45.3%) | |
| ≥3 | 79 (33.8%) | 74 (33.9%) | |
| COVID-19 vaccination status | 0.044 | ||
| Yes | 23 (9.8%) | 56 (15.6%) | |
| No | 211 (90.2%) | 304 (84.4%) | |
| COVID-19 vaccine | (n = 23) | (n = 56) | 0.073 |
| BNT162b2 | 14 (60.9%) | 47 (83.9%) | |
| mRNA-1273 | 6 (26.1%) | 5 (8.9%) | |
| Ad26.COV2.S | 3 (13.0%) | 4 (7.1%) |
Data reported as n (%) and calculated using Chi-square test and Fisher’s exact test unless specified differently; BMI—Body Mass Index; BNT162b2—Pfizer BioNTech; mRNA-1273—Moderna; Ad26.COV2.S—Astra Zeneca.