1164
Simple retrospective logistic regression analysis showed that the mid - follicular exogenous concentrations of human chorionic gonadotrophin ( hCG ) ( p = 0 . 027 ) , provided by the HP - hMG preparation , and female age ( p = 0 . 009 ) were significantly associated with live - birth rate , while the mid - follicular progesterone concentration ( p = 0 . 075 ) , the estradiol concentration on last stimulation day ( p = 0 . 075 ) and number of embryos transferred ( p = 0 . 071 ) were borderline significant .
 Chemical: progesterone; Chemical: estradiol
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
 Entities: progesterone, estradiol 
Answer:
 Chemical: progesterone; Chemical: estradiol