5Oaks Observatory

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

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

GLOBAL COVID-19 PANDEMIC
Source: WHO, CDC, ECDC, NHC, DXY

Do your bit to halt the spread

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

27,998 calculations to date.
Paediatric Fluid Calculator
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

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

Dabigitran Decision Calculator for AF
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
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

Epidemiology Statistic Calculations
Calculators for: RR, AR, NNT, Sn, Sp, LR, and sample size
Determinants of Practice Size
Number of Doctors required / Practice size / Cost per patient Calculations

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 27 Mar 2025 (Total Visitors: 851)

NZ Aviation METARs
5Oaks Metar:
Weather at 5Oaks Observatory
GA Navigation Calculator
Determine Magnetic Course from True Course / Wind for NZ aerodromes

40°4.37S : 175°22.28E : Elev 152m

5Oaks Metar:
Cloud Cover(%) / Humidity(%):
Seeing / Transparency / 3HRly Cloud Cover: