Table 6. Recall and precision of random forest model predicting aggregate opioid requirements.

Prediction results prior to surgery are shown.

Recall			Precision
None + Low	Low + Medium	Medium + High	None + Low	Low + Medium	Medium + High
88%	5%	41%	72%	50%	73%
(N = 1699)	(N = 945)	(N = 1041)	(N = 1699)	(N = 945)	(N = 1041)