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. Author manuscript; available in PMC: 2025 Feb 1.
Published in final edited form as: J Am Geriatr Soc. 2023 Oct 31;72(2):444–455. doi: 10.1111/jgs.18643

Table 2.

Top Potentially Driver-Impairing Medication Classes Added Following a Motor Vehicle Crash, 2008-2017.

Medication Class Addeda
n (%)
Rank Overall
N= 124,954 person-crashes
ADRD
n= 10,358 person-crashes
Healthcare encounter after crashb
n= 48,385 person-crashes
No healthcare encounter after crashb
n= 76,569 person-crashes
1 Opioids
10,321 (8.3)
Opioids
939 (9.1)
Opioids
5,703 (11.8)
Opioids
4,618 (6.0)
2 Skeletal Muscle Relaxants
2,704 (2.2)
Benzodiazepines
277 (2.7)
Skeletal Muscle Relaxants
1,616 (3.3)
Antihistamines
1,330 (1.7)
3 Benzodiazepines
2,631 (2.1)
SSRI Antidepressants
276 (2.7)
Benzodiazepines
1,330 (2.7)
Benzodiazepines
1,301 (1.7)
4 Antihistamines
2,536 (2.0)
Antihistamines
270 (2.6)
Beta Blockers
1,228 (2.5)
Beta Blockers
1,249 (1.6)
5 Beta Blockers
2,477 (2.0)
Beta Blockers
258 (2.5)
Antihistamines
1,206 (2.5)
Calcium Channel Blockers
1,163 (1.5)
6 Calcium Channel Blockers
2,305 (1.8)
Calcium Channel Blockers
248 (2.4)
Calcium Channel Blockers
1,142 (2.4)
Skeletal Muscle Relaxants
1,088 (1.4)
7 Thiazide Diuretics
1,978 (1.6)
Antiepileptics
238 (2.3)
Antiepileptics
1,123 (2.3)
Thiazide Diuretics
1,030 (1.3)
8 Antiepileptics
1,967 (1.6)
Skeletal Muscle Relaxants
228 (2.2)
Loop Diuretics
1,081 (2.2)
ACE Inhibitors
935 (1.2)
9 Loop Diuretics
1,939 (1.6)
Loop Diuretics
227 (2.2)
Thiazide Diuretics
948 (2.0)
Loop Diuretics
858 (1.1)
10 ACE Inhibitors
1,733 (1.4)
Thiazide Diuretics
191 (1.8)
SSRI Antidepressants
869 (1.8)
Antiepileptics
844 (1.1)

Abbreviations: ACE, angiotensin converting enzyme; ADRD, Alzheimer’s disease and related dementias; SSRI, selective serotonin reuptake inhibitor.

a

Addition of a medication class was defined as no use of the medication class in the 120 days prior to crash and use of the medication class in the 120 days after the crash.

b

A healthcare encounter was defined as a hospital admission, emergency department visit, or outpatient office visit within 8 days of the motor vehicle crash (i.e., the day of the crash plus 7 days beyond that).