1146
Results from multivariate stepwise regression analysis revealed that age [ P < 0 . 001 , OR = 1 . 038 , 95 % CI ( 1 . 018 , 1 . 058 ) ] , number of falls in a year [ P < 0 . 001 , OR = 2 . 347 , 95 % CI ( 1 . 459 , 3 . 774 ) ] , the G risk allele in rs11898505 [ P = 0 . 023 , OR = 1 . 559 , 95 % CI ( 1 . 062 , 2 . 290 ) ] , and the L1 - 4 BMD [ P = 0 . 017 , OR = 0 . 286 , 95 % CI ( 0 . 102 , 0 . 798 ) ] were associated with the occurrence of osteoporotic fractures .
 None
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Chemical 
Text: {0} 
Answer:
 None