Table 3.
Detection of a substance use disorder: sensitivity, specificity, and likelihood ratios of computer Self-administered vs. Clinician-administered screening.
| Sensitivity % |
Specificity % |
Likelihood Ratio- Positive |
Likelihood Ratio- Negative |
|||||
|---|---|---|---|---|---|---|---|---|
| Self | Clinician | Self | Clinician | Self | Clinician | Self | Clinician | |
| Tobaccoa | ||||||||
| Any past-12-month use | 83 (36-98) |
83 (36-98) |
97 (92-99) |
98 (93-99) |
27 (10-76) |
36 (11-117) |
0.2 (0.0-1.0) |
0.2 (0.0-1.0) |
| Any past-3-month use | 83 (36-98) |
83 (36-98) |
99 (94-100) |
99 (94-100) |
54 (13-224) |
54 (13-226) |
0.2 (0.0-1.0) |
0.2 (0.0-1.0) |
| Monthly or more frequentc | 67 (26-92) |
50 (16-84) |
99 (95-100) |
100 | 87 (11-662) |
-- | 0.3 (0.1-1.0) |
0.5 (0.2-1.1) |
| Alcoholb | ||||||||
| Any past-12-month use | 100 | 100 | 88 (81-93) |
85 (78-90) |
8 (4-12) |
7 (4-10) |
0.0 (0.0-1.6) |
0.0 (0.0-1.6) |
| Any past-3-month use | 100 | 100 | 92 (85-95) |
89 (83-94) |
12 (6-19) |
9 (5-15) |
0.0 (0.0-1.5) |
0.0 (0.0-1.6) |
| Monthly or more frequentc | 100 | 75 (23-97) |
95 (89-97) |
94 (88-97) |
19 (8-34) |
12 (5-30) |
0.0 (0.0-1.5) |
0.3 (0.1-1.5) |
| CRAFFT ≥2 | 100 | 100 | 92 (85-95) |
93 (87-96) |
12 (6-19) |
15 (6-25) |
0.0 (0.0-1.5) |
0.0 (0.0-1.5) |
| Cannabisb | ||||||||
| Any past-12-month use | 100 | 100 | 92 (86-96) |
90 (83-94) |
13 (6-21) |
10 (5-15) |
0.0 (0.0-0.9) |
0.0 (0.0-1.0) |
| Any past-3-month use | 88 (46-98) |
86 (41-98) |
93 (86-96) |
91 (85-95) |
11 (6-21) |
10 (5-19) |
0.1 (0.0-0.9) |
0.2 (0.0-1.0) |
| Monthly or more frequentc | 63 (28-88) |
57 (23-86) |
97 (92-99) |
95 (90-98) |
20 (7-60) |
12 (4-33) |
0.4 (0.2-1.0) |
0.5 (0.2-1.1) |
| CRAFFT ≥2 | 88 (46-98) |
88 (46-98) |
94 (88-97) |
95 (90-98) |
14 (7-29) |
19 (8-42) |
0.1 (0.0-0.8) |
0.1 (0.0-0.8) |
a
Criterion measure: Hooked on Nicotine Checklist.
b
Criterion measure: Adolescent Diagnostic Interview.
c
During the past 3 months.