Table 6 Distribution of the SM cases according to the degree of severity stratified by gender, age and study site
Characteristics | n | WHO classification of SM | Chi-square | p-value | ||
|---|---|---|---|---|---|---|
Group 1 | Group 2 | Group 3 | ||||
Gender | ||||||
 M | 39 | 28 | 9 | 2 | 0.970 | 0.616 |
 F | 32 | 24 | 5 | 3 | ||
Age category | ||||||
  < 60 | 40 | 31 | 8 | 1 | 4.221 | 0.377 |
 60–119 | 14 | 10 | 3 | 1 | ||
  ≥ 120 | 17 | 11 | 3 | 3 | ||
Study sites | ||||||
 Bamenda | 13 | 9 | 3 | 1 | 6.773 | 0.561 |
 Limbe | 19 | 15 | 4 | 0 | ||
 Yaounde | 23 | 18 | 2 | 3 | ||
 Maroua | 8 | 5 | 2 | 1 | ||
 Ngaoundere | 8 | 5 | 3 | 0 | ||