What's your p-value?

Ronald Fisher and Some Thoughts on the p-Value

One of the most discussed, debated and controversial issues in medical research is the p-value. I came across Ronald Fisher’s take on this matter in his work, Statistical Methods for the Research Worker, 1925 (the text of this work has been made available online by Christopher D. Green of the York University): “The value for which P=0.05, or 1 in 20, is 1.96 or nearly … Continue reading Ronald Fisher and Some Thoughts on the p-Value

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Unlicensed Medic Causes HIV Outbreak in Cambodian Village: Lesson for India

Roka, a remote village in Cambodia, has recently suffered a massive outbreak of HIV infection, where as many as 14% of the villagers were believed to be infected. Unsafe injection practices of an unlicensed medic was believed to be the cause of this massive outbreak. What can India learn from this tragic event? Continue reading Unlicensed Medic Causes HIV Outbreak in Cambodian Village: Lesson for India

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Severe Flu Season in the US: Too early to call for antivirals?

The CDC came out with a press release last week which expressed the fear that the US was destined to face a severe season of influenza in the upcoming few months. It is still early on in the influenza season and the disease activity is low in the US at this point of time, but the CDC has stepped in, stating its apprehension that: Increasing … Continue reading Severe Flu Season in the US: Too early to call for antivirals?

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Trichinella Outbreak in Belgium: How Infections Cross International Borders

Pork, infected with larvae of Trichinella, imported from Spain, has led to an outbreak of Trichinellosis in parts of Belgium. Though the outbreak focus has been identified and preventative measures adopted, this goes to show we have very poor control over how infections spread. Continue reading Trichinella Outbreak in Belgium: How Infections Cross International Borders

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Amazona farinosa (Credits: snowmanradio on Flickr)

Novel Psittacine Adenovirus Responsible for Potentiating Zoonotic Psittacosis Outbreak: Emerging Co-Infections

A novel adenovirus potentiates the species jump of Chlamydophila psittaci from birds to man, causing atypical pneumonia (psittacosis). Viruses, in addition to jumping the species barrier themselves, now are helping other bacteria to do the same: is this the beginning of the age of microbes? Continue reading Novel Psittacine Adenovirus Responsible for Potentiating Zoonotic Psittacosis Outbreak: Emerging Co-Infections

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