Although the groups were heterogeneous, no signiicant differences were found for the age range between 41 and 50 years P=.45, ASA III physical status P=.36 and the frequency of excess weight P=.17.
Aunque los grupos eran heterogéneos, no se encontraron diferencias significativas en el rango de edad 41-50 años p = 0,45, el estado físico ASA III p = 0,36 y la frecuencia de sobrepeso p = 0,17.