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Demographics
| Africa | Asia | |||||
| Lagos | Nairobi | Beijing | Hanoi | Penang | ||
| n = 386 | n = 348 | n = 377 | n = 763 | n = 228 | ||
| Female | 14% | 7% | 23% | 16% | 0% | |
| Age | Mean (SD) | 37 (6) | 29 (7) | 30 (7) | 28 (7) | 35 (9) |
| Median | 36 | 28 | 30 | 27 | 33 | |
| < 25 yrs. | 2% | 30% | 23% | 32% | 8% | |
| Ethnicity | 71% Yoruba | 68% Kikuyu | 88% Han | 99% Kinh | 55% Malay 23%Chinese 21% Indian | |
