Table 2.

Ascending median and range of preoperative fasting time (hours) in 15 Brazilian hospitals

Hospital	Region of Brazil	N	Median (IQR)	Range
1	Southeast	216	4 (3)	2–16
2	Central West	118	4 (7)	2–17
3	Southeast	432	8 (6)	4–24
4	Central West	469	9 (9)	2–48
5	Southeast	146	11 (5)	2–25
6	Southeast	657	11 (4)	4–35
7	Central West	681	13 (5)	2–26
8	Southeast	118	11 (5)	10–18
9	Southeast	96	13 (5)	4–216
10	North	295	14 (5)	6–38
11	Southeast	147	15 (6)	10–24
12	South	36	15 (7)	6–120
13	South	54	16 (8)	10–48
14	South	208	16 (6)	5–32
15	North East	10	17 (6)	14–20
16	Southeast	32	17 (8)	8–25
Total		3,715	12 (6)	2–216

Note: Hospitals 1 to 4: modern preoperative fasting protocol; hospitals 5 to 16: traditional preoperative fasting protocol.

Abbreviation: IQR, interquartile range.