Table 2.
Proportion of patients with HZ-related complications
| Country | Author and year | N | Mean age, years (SD) | HZ-related complication, (%) | |||||
|---|---|---|---|---|---|---|---|---|---|
| Any | PHN | Ophthalmic involvement | Secondary bacterial infection | Disseminated HZ | Neurological | ||||
| Singapore | 10.2–85* | 6.3–50* | 6.4–14.9* | 61.2* | 31.3* | 19.4* | |||
| Chen et al. (2015) [41] | 347 | 66.5 (NR) | – | 6.3 | – | – | – | – | |
| Mok and Tan (2013) [37] | 421 | 53.6 (NR) | 10.2a | 16.4 | 6.4 | – | – | – | |
| Goh and Khoo (1997) [38] | 164 | 48.8 (NR) | – | 50 | – | – | – | – | |
| Oh et al. (1997) [40] | 2262b | 50.35 (21.71) | 85 | 13.4 | 14.9 | 61.2 | 31.3 | 19.4 | |
| Thailand | 21.2* | 16.8–19.4* | 7.2–8.4* | 5* | 8.4* | – | |||
| Chayangsu et al. (2016) [60] | 118 | 57.6 (14.9) | 21.2 | – | 8.4 | 5 | 8.4 | – | |
| Aunhachoke et al. (2011) [61] | 180 | 58.9 (13.8) | – | 19.4 | 7.2 | – | – | – | |
| Tunsuriyawong and Puavilai (2005) [59] | 399 | 59 (7) | – | 16.8 | – | – | – | – | |
| Sermswan et al. (2002) [43] | 208 | – | – | 17.79 | – | – | – | – | |
| Philippines | 12.22* | 2.26* | 4.98* | 6.79* | – | – | |||
| Jara and Roa (2010) [79] | 221 | 42.55 (2.75) | 12.22 | 2.26 | 4.98 | 6.79 | – | – | |
HZ herpes zoster, PHN postherpetic neuralgia, SD standard deviation
aClassified as early complications
bCohort consists of hospitalized patients, of which 67 had HZ
*Data represent the overall ranges in the proportion of patients within each category of complication per country. No data were reported from Indonesia, Malaysia, or Vietnam