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  Indian J Med Microbiol
 

Figure 2: (a and b) The relationship between age (years) and sperm vitality (%) in groups I (a) and II (b). Individual data points are shown and relationship between variables indicated by linear regression lines. Note a nonsignificant and positive correlation in group I (a) and a significant (P < 0.05) and inversely correlation in group II (b)

Figure 2: (a and b) The relationship between age (years) and sperm vitality (%) in groups I (a) and II (b). Individual data points are shown and relationship between variables indicated by linear regression lines. Note a nonsignificant and positive correlation in group I (a) and a significant (<i>P</i> < 0.05) and inversely correlation in group II (b)