Management information suggests that in July, when there were just under 757,400 open patient pathways, there were about 593,000 individual patients on treatment waiting lists in Wales.
Mae gwybodaeth reoli yn awgrymu bod tua 593,000 o gleifion unigol ar restrau aros am driniaethau yng Nghymru ym mis Gorffennaf, pan oedd ychydig o dan 757,400 o lwybrau cleifion ar agor.