Infodemiology and Infoveillance of Multiple Sclerosis in Italy

Table 2

Pearson's correlation coefficients for different hit search volumes related to MS and their statistical significance according to their two tails P value.

Hit search volume	Pearson's correlation coefficient	P value (two-tails)
MS and symptoms
MS and fatigue	𝑟=0.02	𝑃=0.66
MS and depression	𝑟=0.11	𝑃=0.02^∗
MS and anxiety	𝑟=−0.04	𝑃=0.44
MS and paresthesia	𝑟=−0.11	𝑃=0.01^∗
MS and dysphagia	𝑟=−0.10	𝑃=0.03^∗
Ophthalmologic manifestations of MS	𝑟=−0.12	𝑃=0.01^∗
MS and dysarthria	𝑟=−0.00	𝑃=0.96
MS and bladder problems	𝑟=0.04	𝑃=0.36
MS and gastrointestinal problems	𝑟=−0.14	𝑃=0.00^∗
MS and sexual dysfunction	𝑟=0.10	𝑃=0.03^∗
MS and treatments/therapy
MS and Paolo Zamboni's therapy	𝑟=0.35	𝑃=0.00^∗
MS and stem cells	𝑟=0.12	𝑃=0.01^∗
MS and methotrexate	𝑟=−0.09	𝑃=0.05
MS and corticosteroids	𝑟=−0.07	𝑃=0.15
MS and interferon	𝑟=−0.10	𝑃=0.04^∗

∗Statistically significant.