The number of people testing positive for Covid-19 on Martha's Vineyard remained at 22 on Sunday, with the hospital reporting no new cases.

On Saturday, Martha's Vineyard Hospital reported three new confirmed cases. Positive tests on the Island had been creeping upward over the past week, with the hospital reporting one case per day between Tuesday and Thursday. The three new cases on Saturday marked the biggest single-day jump since early April.

In their Sunday morning update, the hospital said it has conducted 467 tests for the virus since the outbreak began, with 22 positives, 436 negative and nine pending. The hospital reported that it had zero patients currently hospitalized with the virus..

Statewide, the death toll from the pandemic crossed on 4,000 Sunday. There were 1,824 new cases confirmed by the Massachusetts Department of Public Health and 4,004 deaths.

On the Vineyard, the increase in confirmed mcases coincides with an increase in daily testing numbers. According to the hospital's daily online numbers updates, approximately a quarter of the patients tested for the virus on-Island have been tested within the past week, with about 80 tests alone occurring since Tuesday.

The hospital has been testing patients for the virus since mid-March, using strict criteria set by their parent hospital network Partner’s Healthcare and the Centers for Disease Control.

In their daily demographic update Saturday, the Island boards of health reported that two of the new cases were male and one was female. The Island now has 11 male and 11 female cases.

In terms of age, two of the new cases are individuals in their twenties, while the third is an individual in their sixties. The Island now has had one person test positive under the age of twenty, five people test positive in their twenties, two in their thirties and seven in both their fifties and sixties.

Althought the number of new cases statewide remains high, the percentage of patients hospitalized with the virus has continued to decline, reaching five per cent on Saturday. That number is down from a high of approximately 10 per cent earlier in April.