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Levels of Evidence in Medical Statistics
Jan 16th 21

There are currently several classifications for levels of evidence. The following is a classification cited in the Journal of Neurosurgery (Editorial. JT Rutka).Evidence LevelDescriptionIi) Randomised...

Prominent external proturberance in Craniosynostosis
Dec 2nd 20

.  ReferencesShahar D, Sayers MG. A morphological adaptation? The prevalence of enlarged external occipital protuberance in young adults. J Anat. 2016;229(2):286-291. doi:10.1111/joa.12466...

Mode, Modal Class, Modal Category in Medical Statistics
Mar 23rd 20

Overview Mode, modal class and modal category are similar statistics that relate to the 'most popular' data point within data-sets. Mode If the data that you have collected is numerical, the mode is t...

Bimodal distribution
Sonic Hedgehog type
Descriptive Statistics in Medical Statistics
Mar 21st 20

Overview Descriptive statistics is a collection of statistical tests that describe the basic statistics of the data. Table 1 summarises the statistics that constitute descriptive statistics.   Table ...

Normal distribution in Medical Statistics
Mar 20th 20

Normal distribution is a type of statistical distribution. It is also called Gaussian distribution. When you plot the data which has a normal distribution against its frequency (e.g. height on the x-a...

D'Agostino-Pearson omnibus normality test
Normal distribution
Normality tests
Types of data in Medical Statistics
Mar 16th 20

All the time when we undertake research or audit we collect data. The data may be simple such as age of patients or gender of patients. The data we collect may be complex: the Glasgow Coma score at ad...

Statistical Distributions in Medical Statistics
Mar 16th 20

Introduction Statistical calculations often appear mystical as though plucked from mid-air. Statistical calculations are in fact based on the mathematical pattern of events. These mathematical pattern...

Black Brain in Phenomena
Mar 11th 20

DefinitionHemispheric hypodensity (HH) or 'black brain' on CT scan of the head following severe head injury in infants and toddlers.It is characterised by:loss of grey-white differentiation of the aff...

Head injury
Familial Macrocephaly in Craniosynostosis
Dec 23rd 20


Quadrigeminal arachnoid cyst in Arachnoid cysts
Mar 13th 20