Learners from the least deprived areas were almost three times more likely to get three As or A*s, compared with learners from the most deprived areas.
Roedd dysgwyr o'r ardaloedd lleiaf difreintiedig dros dair gwaith yn fwy tebygol o gael tri neu A*, o gymharu â dysgwyr o'r ardaloedd mwyaf difreintiedig.