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Table 4 Time of first drink and drinking outcomes: total number of drinks, duration of drinking session, number of drinks per hour, and BAC

From: The association between the time of alcohol drinking and injury risk in Thailand: a cross‐sectional emergency department study

   Total number of drinks Duration of drinking session Number of drinks per hour BAC
Time of first drink Na = 104 (%) (Drink) (Hour) (Drink / hour) (gm%)
Average   6.9
(6.4–7.5)
2.6
(2.1–3.1)
6.0
(3.8–8.3)
0.119
(0.101–0.137)
08–12 2.2 9.7
(8.2–11.1)
2.2
(-0.4–4.9)
5.4
(-2.5–13.2)
0.263
(0.249–0.278)
12–16 9.6 7.0
(4.5–9.5)
2.1
(-0.1–4.4)
11.4
(1.9–20.9)
0.174
(0.104–0.244)
16–20 25.2 7.1
(6.1–8.1)
3.3
(2.3–4.4)
3.0
(2.2–3.9)
0.144
(0.103–0.185)
20–24 54.1 6.9
(6.1–7.7)
2.6
(2.0–3.3)
4.6
(3.6–5.6)
0.092
(0.075–0.110)
00–04 6.7 6.4
(3.7–9.2)
1.2
(0.5–1.8)
9.6
(0.3–18.8)
0.111
(-0.001–0.224)
04–08 2.2 4.7
(-4.7–14.1)
0.8
(-1.0–2.7)
43.7
(-120.8–208.1)
0.083
(-0.275–0.442)
   F = 0.73P = 0.604 F = 1.33P=0.257 F = 7.86P < 0.001*** F = 3.9P = 0.003**
  1. * p < 0.05, ** p < 0.01, *** p < 0.001
  2. a Weighted samples