Table 1 Baseline characteristics of the study subjects
Characteristics | Healthy adults (N = 1200) | Patients with underlying illnesses (N = 300) | Patients with malignancy (N = 49) | Patients with diabetes mellitus (N = 180) | Patients with autoimmune diseases (N = 10) | Patients with chronic renal diseases (N = 61) | |
|---|---|---|---|---|---|---|---|
Sex | Male | 607 (51%) | 188 (63%)* | 26 (53%) | 120 (67%)* | 2 (20%)** | 40 (66%)* |
Age (y) | Mean ± SD | 62.0 ± 8.0 | 66.0 ± 8.0 | 71.0 ± 9.0* | 65.0 ± 8.0* | 61.0 ± 7.0 | 69.0 ± 8.0* |
50–59 | 530 (44%) | 63 (21%)* | 3 (6%)* | 46 (26%)* | 4 (40%) | 10 (16%)* | |
60–69 | 425 (35%) | 129 (43%) | 21 (43%) | 80 (44%) | 4 (40%) | 24 (39%) | |
70+ | 245 (20%) | 108 (36%) | 25 (51%) | 54 (30%) | 2 (20%) | 27 (44%) | |
History of HZ | Present | 155 (13%) | 49 (16%) | 11 (22%)** | 28 (16%) | 1 (10%) | 9 (15%) |
Previous vaccination | Present | 3 (0.3%) | 3 (1%)** | 2 (4%)* | 1 (1%) | 0 (0%) | 0 (0%) |
White blood cells (/μL) | Mean ± SD | – | 6289 ± 1685 | 5386 ± 1223 | 6505 ± 1811 | 6100 ± 520 | 5980 ± 1430 |
HbA1c (%) | Mean ± SD | – | – | – | 7.0 ± 1.0 | – | – |
Duration of diabetes mellitus (y) | Mean ± SD | – | – | – | 8.0 ± 7.0 | – | – |
Creatinine (mg/dL) | Mean ± SD | – | – | – | – | – | 0.99 ± 0.15 |
eGFR (mL/min/1.73 m2) | Mean ± SD | – | – | – | – | – | 53 ± 4 |
Dialysis | Present | – | – | – | – | – | 0 (0%) |