Table 1.

Selected demographic characteristics of the sample (N = 154).

Characteristic	Number of cases*	Value = N (%)
Gender (N %)	154
Male		141 (91.6)
Female		13 (8.6)
Male to female ratio		10.9:1
Age group at diagnosis (years)	154
< 40		48 (31.2)
41-50		54 (35.1)
> 50		52 (33.8)
Age at diagnosis (years, Ma ± SDb)	154	46.93 ± 12.304
Nationality group	154
Middle East and North Africac		36 (23.4)
South Asiand		104 (67.5)
Rest of the worlde		14 (9.1)

*Number of cases with data available for analysis.

^aMean.

^bStandard Deviation.

^cIncluding Iran.

^dIncluding Philippines.

^eIncluding Sudan.