People who themselves had long-term illnesses or conditions which limited their ability to carry out everyday tasks were more likely to be carers than those without such an impairment.
Roedd pobl a oedd â salwch neu gyflyrau hirdymor a oedd yn cyfyngu ar eu gallu i gyflawni tasgau bob dydd yn fwy tebygol o fod yn ofalwyr na'r rhai heb nam o'r fath.