Table 1 Epidemiological studies of skeletal muscle channelopathies
Causative genes | CLCN1 | SCN4A | CACNA1S | KCNJ2 | |||
|---|---|---|---|---|---|---|---|
Clinical phenotypes | MC | SCM & PMC | HyperPP | HypoPP2 | HypoPP1 | ATS | |
References | Country | ||||||
Vivekanandam et al. [8] (cases) | UK | 871 | 244 | 12 | 127 | 67 | |
Stuunernberg et al. [40] (cases) | Netherland | 128 | 160 | 10 | 10 | 80 | 17 |
Brugnoni et al. [41] (cases) | Italy | 24* | 18* | / | / | / | / |
Brugnoni et al. [42] (cases) | / | / | / | 12 | 38 | / | |
Sasaki et al. [43] (pedigrees) | Japan | 30 | 36 | 11 | 12 | 16 | / |
Yuan et al. [44] (cases) | 39 | 40 | / | / | / | / | |
Yuan et al. [45] (cases) | / | / | 14 | 5 | 9 | 6 | |
