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. 2022 Apr 12;37(8):2103–2109. doi: 10.1007/s11606-021-07035-6

Table 3.

Benzodiazepine-Involved Overdose Deaths During 2019 in the USA

Total
(n= 9731)
Co-involving opioids
(n= 8310)
Not involving opioids
(n= 1421)
Heroin
(n = 2053)
Synthetic opioids
(n = 5191)
Methadone
(n = 788)
Natural and semi-synthetic opioids§
(n = 3371)
Opium and other and unspecified narcotics‖
(n = 248)
Co-involving another specified substance
(n = 1207)
Without other specified substances
(n = 214)
Sex
Male 5738 (59%) 1420 (69.2%) 3357 (64.7%) 443 (56.2%) 1810 (53.7%) 140 (56.5%) 614 (50.9%) 118 (55.1%)
Female 3993 (41%) 633 (30.8%) 1834 (35.3%) 345 (43.8%) 1561 (46.3%) 108 (43.5%) 593 (49.1%) 96 (44.9%)
Median age (IQR) 42 (32–54) 38 (31–50) 39 (30–51) 44 (35–54) 45 (34–56) 41.5 (30–53) 49 (38–58) 52 (38–65.75)
Race
American Indian and Alaska Native 79 (0.8%) 18 (0.9%) 28 (0.5%) 8 (1.0%) 32 (0.9%) 1 (0.4%) 15 (1.2%)
Asian and Pacific Islander 105 (1.1%) 16 (0.8%) 42 (0.8%) 3 (0.4%) 24 (0.7%) 2 (0.8%) 29 (2.4%) 6 (2.8%)
Black 785 (8.1%) 179 (8.7%) 490 (9.4%) 60 (7.6%) 289 (8.6%) 25 (10.1%) 65 (5.4%) 18 (8.4%)
White 8762 (90%) 1840 (89.6%) 4631 (89.2%) 717 (91.0%) 3026 (89.8%) 220 (88.7%) 1098 (91%) 190 (88.8%)
Hispanic origin
Hispanic 855 (8.8%) 226 (11.0%) 475 (9.2%) 87 (11.0%) 256 (7.6%) 22 (8.9%) 113 (9.4%) 13 (6.1%)
Not Hispanic 8820 (90.6%) 1802 (87.8%) 4680 (90.2%) 693 (87.9%) 3105 (92.1%) 226 (91.1%) 1092 (90.5%) 200 (93.5%)
Hispanic status unknown 56 (0.6%) 25 (1.2%) 36 (0.7%) 8 (1.0%) 10 (0.3%) 2 (0.2%) 1 (0.5%)
Type of overdose
Accident 8412 (86.4%) 2016 (98.2%) 4883 (94.1%) 734 (93.1%) 2836 (84.1%) 228 (91.9%) 767 (63.5%) 126 (58.9%)
Suicide 961 (9.9%) 14 (0.7%) 148 (2.9%) 19 (2.4%) 406 (12%) 11 (4.4%) 368 (30.5%) 75 (35.0%)
Homicide 7 (0.1%) 2 (0%) 1 (0.1%) 2 (0.1%) 2 (0.2%)
Undetermined 351 (3.6%) 23 (1.1%) 158 (3%) 34 (4.3%) 127 (3.8%) 9 (3.6%) 70 (5.8%) 13 (6.1%)
Co-involving another specified non-opioid 6660 (68.4%) 1356 (66.0%) 3355 (64.6%) 480 (60.9%) 2192 (65.0%) 148 (59.7%) 1207 (100%)
Cocaine 1819 (18.7%) 517 (25.2%) 1267 (24.4%) 112 (14.2%) 414 (12.3%) 72 (29.0%) 169 (14.0%)
Psychostimulants* 1606 (16.5%) 441 (21.5%) 898 (17.3%) 91 (11.5%) 440 (13.1%) 56 (22.6%) 224 (18.6%)
Alcohol 1745 (17.9%) 328 (16.0%) 800 (15.4%) 74 (9.4%) 474 (14.1%) 25 (10.1%) 496 (41.1%)
Barbiturate 128 (1.3%) 11 (0.5%) 42 (0.8%) 13 (1.6%) 37 (1.1%) 6 (2.4%) 46 (3.8%)
Antidepressants 1589 (16.3%) 183 (8.9%) 589 (11.3%) 129 (16.4%) 622 (18.5%) 6 (2.4%) 412 (34.1%)
Antiepileptics and sedative-hypnotics 1321 (13.6%) 188 (9.2%) 557 (10.7%) 126 (16.0%) 591 (17.5%) 7 (2.8%) 242 (20.0%)
Antipsychotics 754 (7.7%) 90 (4.4%) 268 (5.2%) 72 (9.1%) 261 (7.7%) 3 (1.2%) 208 (17.2%)
Cannabis 206 (2.1%) 36 (1.8%) 119 (2.3%) 3 (0.4%) 68 (2%) 15 (6%) 34 (2.8%)
Other specified non-opioids 1676 (17.2%) 204 (9.9%) 648 (12.5%) 126 (16.0%) 713 (21.2%) 12 (4.8%) 378 (31.3%)
Co-involving another opioid 8310 (85.4%) 1569 (76.4%) 2580 (49.7%) 421 (53.4%) 1578 (46.8%) 92 (37.1%)
Heroin 2053 (21.1%) 2053 (100%) 1384 (26.7%) 145 (18.4%) 397 (11.8%) 35 (14.1%)
Synthetic opioids 5191 (53.3%) 1384 (67.4%) 5191 (100%) 268 (34.0%) 1293 (38.4%) 54 (21.8%)
Methadone 788 (8.1%) 145 (7.1%) 268 (5.2%) 788 (100%) 177 (5.3%) 12 (4.8%)
Natural and semi-synthetic opioids§ 3371 (34.6%) 397 (19.3%) 1293 (24.9%) 177 (22.5%) 3371 (100%) 38 (15.3%)
Opium and other and unspecified narcotics‖ 248 (2.5%) 35 (1.7%) 54 (1%) 12 (1.5%) 38 (1.1%) 248 (100%)
Co-involving opioids, barbiturates, alcohol, cocaine, or other psychostimulants 9107 (93.6%) 2053 (100%) 5191 (100%) 788 (100%) 3371 (100%) 248 (100%) 797 (66.0%)
Includes unspecified substances 4398 (45.2%) 777 (37.8%) 1989 (38.3%) 352 (44.7%) 1743 (51.7%) 112 (45.2%) 671 (55.6%) 95 (44.4%)

*Excluding cocaine

†Excluding benzodiazepines and barbiturates

‡Excluding methadone

§Excluding heroin and opium

Other and unspecified includes opium and ICD-10 code T40.6: other and unspecified narcotics

Percentages are calculated based on the number of events within each column. Overdose deaths involving multiple opioids are included in columns for each involved opioid class