Table 1. Victims of the Tokyo subway sarin attack who participated in the survey at least one time during the period from 5 to 14 years after the attack (2000–2009).
| Years after the attack (year) | N (Male/Female) | Age at exposure (mean±SD) |
|---|---|---|
| 5 (2000) | 431 (231/200) | 37.0±13.0 |
| 6 (2001) | 319 (178/141) | 37.9±13.0 |
| 7 (2002) | 236 (119/117) | 36.7±13.3 |
| 8 (2003) | 313 (166/147) | 38.1±13.4 |
| 9 (2004) | 261 (138/123) | 38.7±13.4 |
| 10 (2005) | 250 (133/117) | 38.5±13.4 |
| 11 (2006) | 264 (142/122) | 38.3±13.0 |
| 12 (2007) | 271 (156/115) | 39.0±13.0 |
| 13 (2008) | 274(150/124) | 38.2±13.2 |
| 14 (2009) | 302(173/129) | 38.5±13.4 |
| Total from 5 to 14 years after the attack (2000–2009) | 747(412/335) | 37.0±12.9 |