PDF, 3.8 MB - Substance Abuse and Mental Health Services ...

Table 6.15 2003 NSDUH CAI Audit Trail Timing Data: Special Drugs Section
Age Category 12-17 18 +
Year of Interest 2001 2002 2003 2001 2002 2003
Sample Size 7,558 22,812 21,831 15,201 42,756 43,433
Summary Statistics (Minutes)
Mean (F) 0.2 0.2 0.2 0.2 0.2 0.2
Variance (σ 2 ) 0.1 0.1 0.1 0.1 0.2 0.1
Standard Deviation (σ) 0.3 0.4 0.2 0.4 0.4 0.4
Quartiles
Maximum 18.4 31.6 27.8 19.7 32.4 14.3
Q3 0.2 0.2 0.2 0.2 0.2 0.2
Median 0.2 0.2 0.2 0.2 0.2 0.2
Q1 0.1 0.1 0.1 0.1 0.1 0.1
Minimum 0.0 0.0 0.0 0.0 0.0 0.0
Range 18.4 31.6 27.8 19.7 32.4 14.3
Mode 0.1 0.2 0.1 0.1 0.1 0.2
Percentiles
99% 0.7 0.7 0.7 1.5 1.8 1.9
95% 0.4 0.4 0.4 0.5 0.5 0.5
90% 0.3 0.3 0.3 0.3 0.4 0.4
10% 0.1 0.1 0.1 0.1 0.1 0.1
5% 0.1 0.1 0.1 0.1 0.1 0.1
1% 0.0 0.0 0.0 0.0 0.0 0.1
Extremes
5 Highest Values (Highest) 18.4 31.6 27.8 19.7 32.4 14.3
5.2 18.9 5.8 15.8 22.3 13.3
3.0 10.7 4.4 8.8 16.2 12.1
3.0 10.7 3.7 7.7 11.2 11.5
2.7 8.3 2.9 7.4 10.7 10.6
5 Lowest Values 0.0 0.0 0.0 0.0 0.0 0.0
0.0 0.0 0.0 0.0 0.0 0.0
0.0 0.0 0.0 0.0 0.0 0.0
0.0 0.0 0.0 0.0 0.0 0.0
(Lowest) 0.0 0.0 0.0 0.0 0.0 0.0
Note: Time recording begins at INTROSD and stops recording after SD16SP in the Special Drugs Module.
86