{"id":1832,"date":"2025-09-01T14:01:11","date_gmt":"2025-09-01T02:01:11","guid":{"rendered":"https:\/\/www.awanuilabs.co.nz\/central\/taranaki\/?p=1832"},"modified":"2025-09-01T14:01:11","modified_gmt":"2025-09-01T02:01:11","slug":"hba1c-update","status":"publish","type":"post","link":"https:\/\/www.awanuilabs.co.nz\/central\/taranaki\/2025\/09\/01\/hba1c-update\/","title":{"rendered":"HbA1C &#8211; test results review"},"content":{"rendered":"\n<p>On 31 March 2025, Awanui Labs introduced a new method for HbA1c testing used in the diagnosis and monitoring of diabetes. This change involved transitioning from the Bio-Rad D-100 to the Roche C513 analyser, following completion of comparator studies.<br>\u00a0<br>While the Roche method is known to produce slightly higher HbA1c results than the Bio-Rad method, this variation is within the acceptable range set by the Royal College of Pathologists of Australasia (RCPA).<br>\u00a0<br>However, following implementation, we received multiple reports from GPs indicating a trend of unexpectedly high HbA1c results in monitored patients, suggesting a greater-than-anticipated positive bias between the two methods.<br>\u00a0<br>We have since investigated the issue thoroughly, engaging both the test manufacturer (Roche) and other laboratories. The source of the bias has been identified, and we have taken corrective action.<br>\u00a0<br><strong>As of 12 July 2025, a change has been implemented to address this issue.<\/strong><\/p>\n\n\n\n<p>We apologise for any impact this may have had on patient diagnosis, monitoring, or treatment, and appreciate those who have brought this to our attention.<\/p>\n\n\n\n<p><strong>Recommended action:<\/strong>\u00a0We advise reviewing any unexpectedly elevated HbA1c results reported between 31 March and 11 July 2025. Where appropriate, please consider retesting.<\/p>\n\n\n\n<p>Thank you for your understanding and support. If you have any questions or need further information, please don\u2019t hesitate to contact us.<br>\u00a0<br>Warm regards,<br>Dr Melissa Yssel \u2013 Clinical Lead, Chemical Pathology, Awanui Labs<br>Dr Owen Wiese \u2013 Chemical Pathologist, Awanui Labs<\/p>\n","protected":false},"excerpt":{"rendered":"On 31 March 2025, Awanui Labs introduced a new method for HbA1c testing used in the diagnosis and monitoring of diabetes. This change involved transitioning from the Bio-Rad D-100 to the Roche C513 analyser, following completion of comparator studies.\u00a0While the Roche method is known to produce slightly higher HbA1c results than the Bio-Rad method, this [&hellip;]","protected":false},"author":18,"featured_media":1833,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[7],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.2 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>HbA1C - test results review &#8211; News &#8211; Awanui Labs - Taranaki<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.awanuilabs.co.nz\/central\/taranaki\/2025\/09\/01\/hba1c-update\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"HbA1C - test results review &#8211; News &#8211; Awanui Labs - Taranaki\" \/>\n<meta property=\"og:description\" content=\"On 31 March 2025, Awanui Labs introduced a new method for HbA1c testing used in the diagnosis and monitoring of diabetes. 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