Sentence: Compared with risedronate alone , at 6 months , risedronate plus atorvastatin produced significantly greater increases in the bone mineral density of the lumbar spine ( 1.58 % versus 0.75 % , p < 0.05 ) .
Drug combination annotation:
[{'class': 'POS', 'spans': ['risedronate', 'atorvastatin'], 'is_context_needed': False}]