13 Table 3.11: The Vitanmin D deficiency and insufficiency incidence according to the age group and gender (<30 ng / ml) Number of studied subjects (n) Number of stunted subjects (n) Incidence (%) p Age (month) 12 - <24 167 71 42.5 >0.05 24 - 36 160 85 53.1 Gender Boys 173 81 46.8 >0.05 Girls 154 75 48.7 Comon 327 156 47.7 χ2-test was used to compare 2 incidences The common Vitamin D deficiency and insufficiency incidence was 47.7%; The Vitamin D deficiency and insufficiency incidence in the 12 - <24 months group was lower the 24 - 36 months group (45, 2% and 53, 1% respectively).