|
Mean of age, years
|
38.79
|
38.29–39.29
|
37.24
|
35.91–38.57
|
39.94
|
38.17–41.71
|
0.017
|
|
Age group, years
| | | | | | |
< 0.001
|
|
12–17
|
0.73
|
(0.45–1.18)
|
1.19
|
(0.57–2.48)
|
0.53
|
(0.17–1.63)
| |
|
18–25
|
13.95
|
(12.82–15.17)
|
14.94
|
(11.16–19.72)
|
14.89
|
(11.65–18.83)
| |
|
26–34
|
22.53
|
(21.54–23.54)
|
24.92
|
(22.90–27.05)
|
23.02
|
(19.46–27.01)
| |
|
35–49
|
45.01
|
(43.45–46.58)
|
46.74
|
(42.32–51.20)
|
36.99
|
(33.03–41.13)
| |
|
50–64
|
16.24
|
(15.21–17.32)
|
10.93
|
(9.21–12.92)
|
22.17
|
(18.38–26.50)
| |
|
65+
|
1.55
|
(1.36–1.76)
|
1.29
|
(0.83–1.99)
|
2.41
|
(1.71–3.37)
| |
|
Sex
| | | | | | |
0.286
|
|
Male
|
65.27
|
(63.97–66.55)
|
63.02
|
(60.03–65.92)
|
64.82
|
(61.52–67.98)
| |
|
Female
|
34.60
|
(33.34–35.89)
|
36.69
|
(33.85–39.62)
|
35.10
|
(31.96–38.38)
| |
|
Race/Ethnicity
| | | | | | |
0.001
|
|
White, non-Hispanic
|
44.77
|
(41.18–48.41)
|
44.57
|
(34.68–54.90)
|
53.98
|
(42.42–65.13)
| |
|
Black, non-Hispanic
|
20.74
|
(17.78–24.05)
|
14.58
|
(9.80–21.14)
|
27.19
|
(17.69–39.36)
| |
|
Hispanic
|
9.63
|
(7.69–12.00)
|
8.13
|
(5.10–12.74)
|
7.60
|
(5.03–11.33)
| |
|
Asian/Pacific-Islander/Native-American
|
0.67
|
(0.52–0.87)
|
0.34
|
(0.21–0.55)
|
0.99
|
(0.47–2.10)
| |
|
Other races, non-Hispanic
|
3.85
|
(2.80–5.27)
|
4.30
|
(1.59–11.11)
|
3.87
|
(1.81–8.09)
| |
|
Unknowna
|
16.78
|
(13.46-20.72)
|
23.28
|
(12.83–38.47)
|
4.40
|
(1.72–10.77)
| |
|
Household income
| | | | | | |
0.731
|
|
Lowest quartile
|
36.41
|
(33.55–39.36)
|
33.25
|
(25.96–41.43)
|
33.51
|
(26.23–41.67)
| |
|
2nd quartile
|
20.75
|
(19.46–22.11)
|
24.98
|
(21.17–29.23)
|
21.09
|
(17.64–25.00)
| |
|
3rd quartile
|
18.72
|
(17.28–20.26)
|
20.27
|
(16.26–24.96)
|
20.60
|
(17.47–24.13)
| |
|
Highest quartile
|
17.66
|
(15.96–19.49)
|
17.14
|
(13.29–21.82)
|
19.39
|
(15.16–24.47)
| |
|
Primary expected payer
| | | | | | |
0.219
|
|
Medicare
|
11.89
|
(11.10–12.74)
|
11.19
|
(8.45–14.67)
|
14.02
|
(10.85–17.92)
| |
|
Medicaid
|
39.89
|
(36.03–43.87)
|
28.68
|
(19.99–39.28)
|
40.37
|
(30.77–50.76)
| |
|
Private
|
22.72
|
(20.44–25.18)
|
28.86
|
(21.43–37.64)
|
21.74
|
(15.95–28.91)
| |
|
Self-pay
|
18.53
|
(15.78–21.62)
|
19.65
|
(11.64–31.22)
|
17.66
|
(10.19–28.85)
| |
|
Other payers
|
6.76
|
(5.48–8.32)
|
11.52
|
(6.34–20.02)
|
6.04
|
(3.48–10.30)
| |
|
Hospital region
| | | | | | |
0.793
|
|
Northeast
|
44.02
|
(38.66–49.51)
|
41.70
|
(26.61–58.53)
|
36.80
|
(23.99–51.78)
| |
|
Midwest
|
20.44
|
(16.44–25.12)
|
20.71
|
(11.21–35.08)
|
18.15
|
(8.62–34.25)
| |
|
South
|
25.02
|
(21.12–29.38)
|
22.87
|
(14.38–34.35)
|
31.51
|
(20.13–45.64)
| |
|
West
|
10.52
|
(8.60–12.81)
|
14.72
|
(8.65–23.92)
|
13.54
|
(7.25–23.90)
| |
|
Hospital location
| | | | | | |
0.126
|
|
Rural
|
6.99
|
(5.36–9.07)
|
10.81
|
(4.90–22.17)
|
5.05
|
(2.70–9.27)
| |
|
Urban
|
92.88
|
(90.80–94.52)
|
89.19
|
(77.83–95.10)
|
94.83
|
(90.61–97.22)
| |
|
Detoxification procedure array
| | | | | | |
0.817
|
|
Primary procedure
|
96.48
|
(95.74–97.10)
|
96.57
|
(94.85–97.73)
|
96.83
|
(94.65–98.14)
| |
|
Secondary procedure
|
3.52
|
(2.90–4.26)
|
3.43
|
(2.27–5.15)
|
3.17
|
(1.86–5.35)
| |
|
Detoxification and treatment
| | | | | | |
0.157
|
|
Drug detoxification-only
|
87.45
|
(84.58–89.85)
|
79.82
|
(68.08–88.01)
|
88.47
|
(79.32–93.88)
| |
|
Drug detoxification plus rehabilitation
|
12.55
|
(10.15–15.42)
|
20.18
|
(11.99–31.92)
|
11.53
|
(6.12–20.68)
| |
|
Discharge statusb
| | | | | | |
0.007
|
|
Routine discharge
|
76.65
|
(75.23–78.00)
|
79.06
|
(76.04–81.80)
|
75.01
|
(69.62–79.72)
| |
|
Transfer to further treatment
|
9.44
|
(8.41–10.57)
|
6.79
|
(4.92–9.30)
|
12.57
|
(8.91–17.44)
| |
|
Discharges against medical advice (DAMA)
|
13.67
|
(12.69–14.72)
|
13.62
|
(11.29–16.33)
|
12.30
|
(10.00–15.05)
| |
