
Covid
Analysis of official, public NZ Government Health Data relating to Covid.
As of 24 February 2024, HNZ/TWO stopped providing Vaccination Status data for Cases/Hospital/ICU/Deaths with Covid.
Unless otherwise specified, all data presented in this section is sourced from the NZ Government, with links to that source data provided.

A look at the Covid-19 Pediatric (5-11) Dose Rollout in New Zealand (Feb 2022 – May 2025)
How the 5-to-11 roll-out unfolded – and what the experts were saying at each stage Early surge (Jan – Apr 2022) “The vaccine needs to be very, very, very safe if we’re going to give it to healthy children, because the risk of Covid-19 to a healthy child is low.” Her message aligned with a…

A look at the Covid-19 Adult Dose Rollout in New Zealand (Feb 2021 – May 2025)
How eligibility rules and wait-period tweaks shaped the uptake curve

Statistical Relationships – Covid Vaccine Doses and Deaths in NZ from 2020 through early 2025
Explore the impact of COVID-19 vaccination on mortality rates, and deaths within days of the dose in New Zealand with this data-driven report on the vaccine rollout.

How Will NZ’s Excess Mortality look in 10 Years if we Keep Boosting?
Learn how regular COVID-19 booster campaigns could impact excess mortality in elderly populations of different ethnic groups in New Zealand.

Who Wants to Help Request Some Public Data from HNZ?
Transparency is a cornerstone of public health — or it’s supposed to be. In an effort to understand how vaccination protocols intersect with all-cause mortality, I submitted several straightforward Official Information Act (OIA) requests to Health New Zealand (HNZ). These included: These were not overlapping requests. But HNZ decided they “constitute the same or similar…...

Is a New Booster Really the Best Protection? What does the HNZ data say?
As winter looms and COVID-19 signals resurface in New Zealand’s wastewater, health experts are again urging booster uptake. Public health professor Michael Baker recently told RNZ: “If anyone has been putting off getting their Covid-19 booster, now would be a good time to get it.” (https://www.rnz.co.nz/news/national/562712/covid-19-new-wave-could-be-coming-after-11-month-reprieve). But does New Zealand’s own health data back up…

Unpacking Post-Vaccination Mortality Patterns in New Zealand (2020–2024)
Discover the impact of COVID-19 vaccination on all-cause mortality in New Zealand through age-stratified data analysis. Gain insights into demographic patterns post-vaccination.

Data Fudgery or Stats Oddities? Early-mid July 2022
Something interesting happened in early July.
Tens of thousands of Cases were added to the unvaccinated cohort, then quietly removed a week later.

What is New Zealand’s TRUE Excess Mortality Story?
*Originally published April 2023. * Updated May 2025 with StatsNZ data that became available February 2025 – Note: all data herein is raw. There is no modelling or ASMR involved, nor was there any need to steal and distribute private medical data. It was all public. It was all there, available to anyone with an…

A look at the Birth, life, and death of a chart on the MoH Covid Data Page
A chart appeared! Then one day, it vanished, never to return. It showed Covid Case numbers by dose count..

Why Long-Term COVID Data Analysis Is Feared More Than Short-Term Snapshots
I recently had the idea to use ChatGPT to assist with collecting and analyzing the MoH snapshots in the Wayback Machine to help with a bit of long-term timeline recreation. It seemed like a simple enough task for a machine to complete.. they can just view the index file and grab the relevant tables quicker…

How Many Died, and When? Revisiting New Zealand’s COVID Data from 2022–2023
Discover the full story behind New Zealand’s COVID-19 data, revealing how framing and timing influenced public perception and vaccine safety narratives.