Men also had a 22 percent reduced risk of Meningioma, but there was no association for women, they added, although the numbers were small.
Nor did those who would been
subscribed for 10 or more years have an increased risk of Meningioma or glioma, they reported,
noting that these data clarify earlier findings showing a diminished risk for this group.
While Meningioma is the most common brain tumor in people over the age of 35,
according to a Central Brain Tumor Registry of the United States report, studies have suggested that it's more like 1 to 3 percent of the population who harbor a tumor unknowingly.