Table 4.

Analytical results for patients with cardiac arrest on admission or death.

Substance Class		Cardiac Arrest n = 12	p	Death n = 4	p
All opiates and opioids	Yes	12 (100%)	0.003 *	3 (75.0%)	0.471
	No	0 (0%)		1 (25.0%)
Buprenorphine	Yes	3 (25.0%)	0.525	1 (25.0%)	0.715
	No	9 (75.0%)		3 (75.0%)
Methadone	Yes	2 (16.7%)	0.640	0 (0%)	0.284
	No	10 (83.3%)		4 (100%)
Opiates	Yes	10 (83.3%)	<0.001 *	3 (75.0%)	0.041 *
	No	2 (16.7%)		1 (25.0%)
Opioids	Yes	2 (16.7%)	0.239	0 (0%)	0.563
	No	10 (83.3%)		4 (100%)
Amphetamines and MDMA	Yes	0 (0%)	0.069	1 (25.0%)	0.862
	No	12 (100%)		3 (75.0%)
Benzodiazepines and Z-drugs	Yes	9 (75.0%)	0.134	3 (75.0%)	0.389
	No	3 (25.0%)		1 (25.0%)
Cathinones and phenethylamines	Yes	0 (0%)	0.303	1 (25.0%)	0.211
	No	12 (100%)		3 (75.0%)
Cocaine	Yes	2 (16.7%)	0.994	0 (0%)	0.369
	No	10 (83.3%)		4 (100%)
Ethanol	Yes	5 (41.7%)	0.985	1 (25.0%)	0.505
	No	7 (58.3%)		3 (75.0%)
GBL/GHB	Yes	0 (0%)	0.496	0 (0%)	0.696
	No	12 (100%)		4 (100%)
Ketamine	Yes	0 (0%)	0.813	0 (0%)	0.892
	No	12 (100%)		4 (100%)
LSD	Yes	0 (0%)	0.722	0 (0%)	0.838
	No	12 (100%)		4 (100%)
Pregabalin	Yes	9 (75.0%)	0.032 *	2 (50.0%)	0.817
	No	3 (25.0%)		2 (50.0%)
SCRA	Yes	0 (0%)	0.375	0 (0%)	0.610
	No	12 (100%)		4 (100%)
THC	Yes	3 (25.0%)	0.360	0 (0%)	0.119
	No	9 (75.0%)		4 (100%)

Bold * = p < 0.05.