Table 1.
Demographic and Clinical Characteristics of Herpes-Zoster Patients With and Without Serological Confirmation (n=260)
| Characteristic | With Confirmed HZ (n=236) | Without Confirmed HZ (n=24) | Univariable OR (95% CI) | Multivariable OR (95% CI) |
| Age, mean (SD), y | 66.5 (9.7) | 63.9 (9.9) | 1.03 (0.98–1.08) | 1.05 (0.99–1.10) |
| Female sex, No. (%) | 133 (56.4) | 13 (54.2) | 1.09 (0.47–2.54) | 0.88 (0.32–2.39) |
| Duration of rash at examination, mean (SD), d | 2.7 (1.7) | 1.9 (1.9) | 1.39 (1.04–1.85) | 1.60 (1.13–2.29) |
| Severity of rash at examination* | ||||
| Mild,† No. (%) | 88 (37.3) | 19 (79.2) | – | – |
| Moderate/severe, No. (%) | 144 (61.0) | 5 (20.8) | 6.22 (2.24–17.25) | 5.21 (1.75–15.54) |
| Localization | ||||
| Other,† No. (%) | 59 (25.0) | 8 (33.3) | – | – |
| Thoracic, No. (%) | 177 (75.0) | 16 (66.7) | 1.50 (0.61–3.68) | 2.14 (0.73–6.29) |
| Duration of prodromal pain, mean (SD), d | 2.4 (3.9) | 2.5 (2.7) | 0.99 (0.89–1.11) | 1.04 (0.88–1.22) |
| Severity of pain,‡ mean (SD) | 48.3 (26.9) | 46.9 (28.0) | 1.00 (0.99–1.02) | 0.99 (0.98–1.02) |
HZ = herpes zoster; OR = odds ratio; CI = confidence interval.
* Dermatome was unknown in 4 patients with serological confirmation of herpes zoster.
† Reference category.
‡ Visual analog scale, range 0-100.