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Table 3 Baseline characteristics of herpes zoster cases with postherpetic neuralgia

From: Epidemiology and long-term disease burden of herpes zoster and postherpetic neuralgia in Taiwan: a population-based, propensity score-matched cohort study

  Herpes zoster cases
Overall (N = 115,105) PHN (N = 2767) Non-PHN (N = 112,338) p a
N % N % N %
Age, years, mean (SD) 73.75 (6.13) 75.30 (6.11) 73.70 (6.12) < 0.01
 65–74 70,639 61.37 1358 49.08 69,281 61.67 < 0.01
 75–84 38,622 33.55 1224 44.24 37,398 33.29
  ≥ 85 5844 5.08 185 6.69 5659 5.04
Female 61,262 53.22 1235 44.63 60,027 53.43 < 0.01
CCI, mean (SD) 1.21 (1.36) 1.38 (1.42) 1.21 (1.36) < 0.01
 0 44,020 38.24 901 32.56 43,119 38.38 < 0.01
 1 33,877 29.43 828 29.92 33,049 29.42
 2 19,465 16.91 521 18.83 18,944 16.86
  ≥ 3 17,743 15.41 517 18.68 17,226 15.33
Concomitant diseases
 Autoimmune diseases 14,624 12.70 413 14.93 14,211 12.65 < 0.01
 Diabetes mellitus 25,220 21.91 602 21.76 24,618 21.91 0.8
 CKD 8703 7.56 236 8.53 8467 7.54 0.05
 COPD 15,765 13.70 528 19.08 15,237 13.56 < 0.01
 Depression 4502 3.91 130 4.70 4372 3.89 < 0.05
Healthcare utilizations, mean (SD)
 No. outpatient visits 25.58 (20.96) 30.37 (23.29) 25.46 (20.89) < 0.01
 No. ER visits 0.42 (1.10) 0.54 (1.15) 0.42 (1.10) < 0.01
 No. inpatient admissions 0.24 (0.65) 0.28 (0.67) 0.24 (0.65) < 0.01
  1. CCI charlson comorbidity index, CKD chronic kidney diseases, COPD chronic obstructive pulmonary disease, ER emergency room
  2. aChi-square test for categorical variables, t-test for continuous variables