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. 2014 Mar 9;8(1):21–28.

Table 2.

Percentage of fertilization and embryo quality between hypo-osmotic swelling test (HOST), density gradient centrifugation (DGC) and control groups


Parameters Treatment Control
DGC HOST

Fertilization rate 67.9±3.5 68.1±2.8 66.9±2.6
Good embryo quality rate 28.9±4.2a 42±5.7a 31.4±2.8
Moderate embryo quality rate 40.3±4.9 34.5±5.6b 46.1±2.8b
Poor embryo quality rate 30.6±3.8 23.4±4.9 22.1±2.8

Values are mean ± SE. Common letters represent significant difference (p<0.05).