tokens: The strongest trend was observed for renal dysplasia , which had a PRR of 1.275 ( 95 % CI : 1.211-1.343 ) , and upward trends were observed for urogenital anomalies , such as , renal agenesis ( PRR 1.102 , 95 % CI : 1.067-1.138 ) , undescended testis ( PRR 1.082 , 95 % CI : 1.072-1.093 ) and hypospadias ( PRR 1.067 , 95 % CI : 1.044-1.090 ) .