|
Characteristics, n (%)
|
Period 1, N = 518 (50%)
|
Period 2, N = 507 (49%)
|
P-value
|
|---|
|
Drugs
|
|
Cocaine
|
32 (6%)
|
27 (5%)
|
0.56
|
|
Opiates
|
130 (25%)
|
122 (24%)
|
0.70
|
|
Benzodiazepines
|
78 (15%)
|
75 (15%)
|
0.91
|
|
Barbiturates
|
8 (2%)
|
4 (0.8%)
|
0.26
|
|
THC
|
154 (30%)
|
161 (32%)
|
0.48
|
|
Methamphetamine
|
9 (2%)
|
1 (0.2%)
|
0.02
|
|
Amphetamines
|
64 (12%)
|
67 (13%)
|
0.68
|
|
Ecstasy
|
15 (6%)
|
10 (4%)
|
0.24
|
|
PCP
|
16 (3%)
|
17 (3%)
|
0.95
|
|
Number of drugs, median (IQR), range
|
1 (0–2), (0–5)
|
1 (0–2), (0–4)
|
0.65
|
|
BAC levels (mg/dL)
| | |
0.17
|
|
< 10
|
237 (46%)
|
203 (40%)
| |
|
10–79
|
64 (12%)
|
78 (15%)
| |
|
80–99
|
13 (3%)
|
12 (2%)
| |
|
100–199
|
99 (19%)
|
88 (17%)
| |
|
≥ 200
|
105 (20%)
|
126 (25%)
| |
- Period 1: March 16, 2019-May 31, 2019; Period 2: March 16, 2020-May 31, 2020; THC, tetrahydrocannabinol; PCP, Phenylcyclohexyl piperidine; IQR, interquartile range; BAC, blood alcohol concentration; mg, milligram; dL, deciliter
