From: Multicenter questionnaire survey for sporadic inclusion body myositis in Japan
Number | Percent | Mean ± SD | Minimum | Median | Maximum | ||
---|---|---|---|---|---|---|---|
Age at the survey (years) | 67 | 100 | 73.20 ± 7.15 | 53 | 73 | 90 | |
Sex | Male | 49 | 73 | ||||
Female | 18 | 27 | |||||
Age at onset (years) | 67 | 73 | 64.47 ± 8.21 | 40 | 65 | 80 |