Management information suggests that in May, when there were just under 748,400 open patient pathways, there were about 584,000 individual patients on treatment waiting lists in Wales.
Mae gwybodaeth reoli yn awgrymu bod tua 584,000 o gleifion unigol ar restrau aros am driniaethau yng Nghymru ym mis Mai, pan oedd ychydig o dan 748,400 o lwybrau cleifion ar agor.