The situation of stunting and Vitamin D concentration and some risk factors Table 3.5: Mean height (cm) according to age group and gender n Mean (cm) SD (cm) p Age (Months) 12 - <24 167 79.03 4.97 >0.05 24 - 36 160 88.47 4.97 Gender Boys 173 84.05 6.55 >0.05 Girls 154 83.19 7.18 Common 327 83.65 6.85 T - test was used to compare 2 means Mean height of 12 - <24 months group was 79.03 cm lower than that of 24 - 36 months group 88.47 cm.