Waist measurement and waist-to-height ratio (WHtR) have been used as proxy measures of visceral adipose tissue, mainly in adults. OBJECTIVE: To validate body mass index (BMI), waist circumference and WHtR as predictors for the presence of cardiovascular disease risk factors in children of Greek-Cypriot origin.
Report abuse. Adam Throm The Iran Hostage Crisis The main cause of the Iran Hostage Crisis was that the United States allowed the former shah of Iran to enter the country for medical treatment. Causes The Iran Hostage Crisis began on November 4, 1979 when students protesting the U.S.'s protection of the former Shah occupied the U.S. embassy to Iran.
267,686 Contributions. The Iran hostage crisis was a situation in which 52 US citizens were held hostage for 444 days from November 4, 1979 to January 20, 1981, after a group of Islamist students an â¦ d militants took over the Embassy of the United States in Tehran.hen was the American hostages freed by Iran? The Iran hostage crisis was a situation in which 52 US citizens were held hostage for 444 days from November 4, 1979 to January 20, 1981, after a group of Islamist students an â¦ d militants took over the Embassy of the United States in Tehran.