Table 2.

Frequency of chromosomal abnormalities among different populations

Population (references)	Number of cases with chromosomal anomalies	Numerical abnormalities (%)	Structural abnormalities (%)	Sex reversed (%)	Numerical and structural anomalies together (%)
India[3]	162 out of 620 cases	43.83	21.6	34.57	-
India[6]	39 out of 140 cases	53.84	2.56	20.5	23.1
India[6]	36 out of 150 cases	50	30.5	8.3	11.2
India[12]	121 out of 490 cases	43.8	26.4	29.8	-
India[15]	1177 out of 3776 cases	31.2	21.7	33.9	13.2
India[16]	23 out of 174 cases	34.78	8.7	43.47	13.05
Indonesia[18]	24 out of 79 cases	45.8	4.2	33.3	16.7
Turkey[20]	44 out of 175 cases	34	32	29.5	4.5
China[21]	58 out of 237 cases	50	12	34.5	3.5
Malaysia[22]	34 out of 117 cases	26.5	11.8	50	11.7
Tunis[23]	16 out of 40 cases	43.8	18.8	31.2	6.2
Romania[24]	269 out of 493 cases	79.9	5.6	5.3	9.2
Our study	30 out of 134 cases	46.7	30	16.7	6.6