The survey, conducted by the local community health council, placed Northwick Park top of a "league table" of long-wait hospitals.

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The complaints were included in a quarterly report from the local community health council in the Abertawe Bro Morgannwg (ABM) area.

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However, the local community health council - the patients' watchdog - has decided not to use its powers to refer the decision to Welsh government ministers.

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Despite the controversy they caused, the local community health council - the patients' watchdog - decided not to use its powers to refer the decision to Welsh government ministers.

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However, patient watchdog the local Community Health Council (CHC) has yet to make a decision on the plans and it can forward them to Ms Griffiths' office if they have any concerns.

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The local community health council CHC has warned in its consultation response that there was "a clear mistrust" of the health board by the public and deep misgivings about the willingness of managers to take account of consultation responses.

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The group - Ann Jones AM (Labour), Darren Millar AM (Conservative), Llyr Huws Gruffydd AM (Plaid Cymru), and Aled Roberts AM (Liberal Democrat) - have also written to the local Community Health Council (CHC) urging the watchdog to formally object to the health board's findings.

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The plans could be referred to ministers by the local patient watchdog, the community health council, which has still to make a decision.

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