Table 4.

Diagnosis codes that are more likely during ED/hospital visits of decedents with opioid prescription history than of decedents with no opioid prescription history

ICD-10 code	Description	Percentage of visits with diagnosis		Difference (%)
		Any opioid analgesic prescription
		Yes	No
I10	Essential (primary) hypertension	19.1	12	− 7***
G8929	Other chronic pain	7.2	0.9	− 6.3***
M545	Low back pain	5.5	1.2	− 4.2***
M549	Dorsalgia, unspecified	4.8	0.8	− 4***
F419	Anxiety disorder, unspecified	11.3	7.6	− 3.7**
M5489	Other dorsalgia	3.8	0.6	− 3.2***
K219	Gastro-esophageal reflux disease without esophagitis	4.7	1.7	− 3***
Z79891	Long-term (current) use of opiate analgesic	6.8	3.8	− 3***
E785	Hyperlipidemia, unspecified	4.2	1.3	− 2.9***
E119	Type 2 diabetes mellitus without complications	4.7	1.9	− 2.8***
F319	Bipolar disorder, unspecified	5.5	2.7	− 2.8***
J449	Chronic obstructive pulmonary disease, unspecified	4.6	1.8	− 2.8***
I2510	Atherosclerotic heart disease of the native coronary artery without angina pectoris	2.9	0.5	− 2.4***
E784	Other hyperlipidemia	2.8	0.7	− 2.1***
I509	Heart failure, unspecified	2.2	0.6	− 1.6***
Z8673	Personal history of transient ischemic attack (TIA) and cerebral infarction without residual deficits	2.1	0.6	− 1.5**
Z7982	Long-term (current) use of aspirin	1.9	0.5	− 1.4*

Note. Columns “Yes” and “No” contain the percentage of all visits in each group that carried each ICD-10 code. The p values are Bonferroni-corrected p values calculated using Fisher’s exact test

*p < .05; **p < .01; ***p < .001