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Table 3 Summary of differences in ethnicity between Projected Resident Populations (PRP) based on Census 2018, and Health Service User populations (HSU), relative to HSU, by year in 2020 and 2021, respectively

From: Selective under-representation of Pacific peoples in population estimates for health indicator measurements in Aotearoa New Zealand misinforms policy making

 

2020

2021

Ethnic group, by order of prioritisation

PRPa 2020

HSU 2020b

Difference HSU2020-PRP2020 #

Difference %

PRPa 2021

HSU 2021c

Difference HSU2021-PRP2021#

Difference %

Māori

854,900

776,200

78,200

10%

875,400

806,200

69,200

9%

Pacific

346,600

371,600

-25,000

-7%

352,200

397,200

-45,000

-11%

Asian

840,300

741,400

98,900

13%

848,800

844,800

4,000

0%

Otherd

3,048,400

3,134,500

-86,100

-3%

3,046,200

3,220,700

-174,500

-5%

Unspecified

0

23,000

23,000

-100%

0

44.900

-44,900

-100%

Total population

5,090,200

5,046,700

43,500

1%

5,122,600

5,313,800

-191,200

-4%

  1. Source: StatsNZ: Review of Health Service User population methodology 04 August 2022 https://www.stats.govt.nz/reports/review-of-health-service-user-population-methodology/
  2. aPRP = Projection of the Resident Population based on Census 2018
  3. bHSU 2020 = Health Service User population comprising people who were enrolled with a Primary Healthcare Organisation or used healthcare between 1 January 2020 and 31 January 2020. People who were not enrolled and were only vaccinated for COVID-19 without any other health care use were not included. https://www.stats.govt.nz/reports/review-of-health-service-user-population-methodology/
  4. cHSU 2021 = Health Service User population comprises people who were enrolled with a Primary Healthcare Organisation or used healthcare between 1 January 2020 and 31 October 2021. People who were not enrolled and were only vaccinated for COVID-19 without any other health care use were included as well. https://www.stats.govt.nz/reports/review-of-health-service-user-population-methodology/
  5. dMiddle Eastern, Latin American, African, European, and Other (including New Zealander)