Table 2 Studies on the prevalence of multiple sclerosis in Portugal
Author | Year | Design | Pop. | Area | N | Prevalence per 100,000 [95% CI] |
|---|---|---|---|---|---|---|
De Sá, J [11]. | 1999 | Multisource population-based | 62,621 | Santarem District | 29 | 46.3 [29.5–63.2] |
De Sá, J [12]. | 2009 | Multisource population-based | 229,342 | Lisbon (three parishes) | 95 | 41.4 [33.5–50.6] |
Figueiredo J [13]. | 2009 | Hospital based | 866,012 | Braga district | 345 | 39.8 [27.5–52.2] |
Branco, M (present study) | 2014 | Multisource population-based | 274,859 | Entre Douro e Vouga Region | 177 | 64.4 [54.9–73.9] |