Table 1. Prevalence of ED in Asian countries9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28.
| Region | Study | Study size (n) | Age range (year) | Range of overall ED prevalence (%) | Assessment tools |
|---|---|---|---|---|---|
| Mainland China | Bai et al.9 | 2226 | 20–86 | 28.4a | Self-report |
| Lau et al.10 | 298 | 20–39 | 19.5 | Self-report | |
| Tan et al.11 | 225 | 20–75 | 6 | Self-report | |
| Nicolosi et al.12 | 250 | 40–80 | 20 | Self-report | |
| Hong Kong (China) | Wong et al.13 | 1566 | 65–92 | 88 | IIEF |
| Ng et al.14 | 1506 | 26–70 | 36.7 | Self-report | |
| Li et al.15 | 201 | 50–80 | 50 | DAN-PSS-Sex, IIEF | |
| Nicolosi et al.12 | 250 | 40–80 | 8 | Self-report | |
| Indonesia | Nicolosi et al.12 | 250 | 40–80 | 11 | Self-report |
| Japan | Marumo et al.16 | 1517 | 23–79 | 1.0–25.9b | IIEF |
| Sasayama et al.17 | 6112 | 30–80 | 32 | Self-report | |
| Nicolosi et al.18 | 600 | 40–70 | 34a | Self-report | |
| Tan et al.11 | 228 | 20–75 | 14 | Self-report | |
| Nicolosi et al.12 | 750 | 40–80 | 13 | Self-report | |
| Korea | Ahn et al.19 | 1570 | 40–79 | 45.8 | Self-report, IIEF |
| Cho et al.20 | 3501 | >20 | 36.5a | IIEF | |
| Moreira et al.21 | 600 | 40–80 | 31.9 | Self-report | |
| Tan et al.11 | 225 | 20–75 | 8 | Self-report | |
| Nicolosi et al.12 | 600 | 40–80 | 18 | Self-report | |
| Malaysia | Khoo et al.22 | 351 | >50 | 70.1 | IIEF |
| Quek et al.23 | 430 | >20 | 41.6 | IIEF | |
| Li et al.15 | 250 | 50–80 | 59 | DAN-PSS-Sex, IIEF | |
| Tan et al.11 | 380 | 20–75 | 3 | Self-report | |
| Nicolosi et al.12 | 250 | 40–80 | 28 | Self-report | |
| Philippines | Li et al.15 | 250 | 50–80 | 65 | DAN-PSS-Sex, IIEF |
| Nicolosi et al.12 | 250 | 40–80 | 33 | Self-report | |
| Singapore | Li et al.15 | 204 | 50–80 | 53 | DAN-PSS-Sex, IIEF |
| Tan et al.24 | 729 | >30 | 51.3 | IIEF | |
| Nicolosi et al.12 | 250 | 40–80 | 2 | Self-report | |
| Taiwan (China) | Hwang et al.25 | 1060 | >30 | 27 | IIEF, EHS, QEQ |
| Wu et al.26 | 990 | >40 | 26 | Self-report, IIEF | |
| Chen et al.27 | 1002 | >40 | 17.7 | Self-report | |
| Tan et al.11 | 228 | 20–75 | 4 | Self-report | |
| Nicolosi et al.12 | 250 | 40–80 | 9 | Self-report | |
| Thailand | Permpongkosol et al.28 | 2269 | 40–70 | 42.1 | Self-report |
| Li et al.15 | 250 | 50–80 | 65 | DAN-PSS-Sex, IIEF | |
| Nicolosi et al.12 | 250 | 40–80 | 29 | Self-report |
Abbreviations: DAN-PSS-Sex, sexual function using Danish prostate symptom score; ED, erection dysfunction; EHS, erection hardness score; IIEF, International Index of Erectile Function; QEQ, quality of erection questionnaire.
a
Age adjusted.
b
Prevalence of ED according to age.