5Oaks

Dr. Paul Tervit.
BHB MBChB Dip. Occ Med. FRNZCGP FRNZCUCP

❝ "Make it as simple as possible, but not simpler."
Albert Einstein

Paediatric Drug Calculator
Calculate drug dosages for paediatric patients from 5-35kg

33,301 calculations to date.
Paediatric Fluid Calculator (Updated 2026)
Calculate replacement and maintenance fluids in dehydrated children
Pregnancy Calculator
Calculate EDD and important dates from LMP
Paediatric Weight Study
An analysis of children's weight
Short Modified Paediatric ADHD Screening Tool (NEW - 2026)
Based on similar VanderBilt questions
NZ Sore Throat Management Calculator (NEW - 2026)
Primary care support tool for sore throat assessment in Aotearoa New Zealand

Asthma Action Plan
Create an Asthma Action Plan for your asthma patient
Asthma Control Test (ACT) (Updated)
Use the ACT to determine patient asthma control
Spirometry + Peak Flow Calculator (Updated - 2026)
Determine predicted spirometry values

Dabigitran Decision Calculator for AF (Updated - 2026)
Using CHADS2-VASc and HAS-BLED risk models
POAC DVT
Resources for the management of DVT
POAC Cellulitis
Resources for the management of Cellulitis
LA Calculator (Updated - 2026)
Calculator for determining max. dose of LA.
Orthopaedic Joint Replacement Referral Assessment
Merle D'aurbigine OA Functional Calculator
Kessler Psychological Distress Scale (K10)
PHQ9 Test
+ve FIT Prediction Calculator
Ethnic, Gender, Deprivation and Age Prediction for +ve FIT Test
Opiod Equivalent Calculator
Cardiovascular Risk Calculator
Based on the 5 year PREDICT Calculator
OSA Calculator
OSA Calculator based on STOP-BANG and Epworth

Epidemiology Statistic Calculations
Calculators for: RR, AR, NNT, Sn, Sp, LR, and sample size
Determinants of Practice Size (Updated)
Number of Doctors required / Practice size / Cost per patient Calculations
NZ METARS
VATSUM METAR

S.N.A.P
Something new that alters practice
SNAP Database Updated: 20 Apr 2020 (Number of SNAP articles: 14 and growing)

Latest SNAP:
Ohle R, Montpellier RA, Marchadier V, et al.
Can Emergency Physicians Accurately Rule Out a Central Cause of Vertigo Using the HINTS Examination? A Systematic Review and Meta-analysis.
Acad Emerg Med. 2020 Mar 13.

MCQ Database (c) 2019 Paul Tervit
An MCQ Question Bank for FRNZCGP / FRNZCUC Part 1 Candidates

Database Updated: 27 Apr 2020 (Total Questions in database: 455)
Last Visitor: Thu 14 May 2026 (Total Visitors: 858)

40°4.37S : 175°22.28E : Elev 152m

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