A prisoner who escaped Hamilton hospital earlier this week, remains on the run

Police have confirmed fugitive Damon Anderson is still at large, after escaping out the eight floor window of Waikato Hospital, shimmying down a pipe half naked, before running into the city.

Corrections is undertaking a review, following the incident on Monday.

Police say Anderson isn't considered a threat, but shouldn't be approached, and want sightings reported to 111.