highly significantP value = 0.0001
The average fasting blood glucose of pregnant ladies who lives in Abha (high altitude) was 72.5 ± 7.5 mg/dl and this was lower than the average fasting blood glucose of participants from Muhayil Aseer (low altitude) which was found to be 77.9 ± 5.7 mg/dl, this difference was reported to be highly significant ( P value = 0.0001) [ Table 2 ].