Human and equipment resources for difficult airway management, airway education programs, and capnometry use in Japanese emergency departments: a nationwide cross-sectional study

Table 2 Number of on-duty emergency department (ED) physicians and their specialties^a

Item	N (%)
Number of on-duty ED physicians	317^b
A. Day time
a) One	75 (23.7)
b) Two or more	242 (76.3)
B. Overnight
a) One	142 (44.8)
b) Two or more	175 (55.2)
c) In-house back-up coverage^c always available	220 (69.4)
Board certification of ED physicians^d	N = 3697
a) Emergency medicine	1223 (33.1)
b) General surgery	726 (19.6)
c) Cardiovascular medicine	350 (9.5)
d) Orthopedics	328 (8.9)
e) Anesthesiology	322 (8.7)
f) Intensive care	313 (8.5)
g) Cranial surgery	266 (7.2)
h) Pediatrics	202 (5.5)
i) Respiratory medicine	126 (3.4)
j) Renal medicine	88 (2.4)
k) Cardiovascular surgery	78 (2.1)
l) Other board certification	579 (15.7)

^aBased on the replies of 324 of the 530 EDs queried
^bThere were seven missing replies
^cTwo or more ED physicians are always on duty or in-house experienced back-up coverage (anesthesiology or intensive care medicine) is usually available overnight
^dPhysicians may have more than one board certification

ISSN: 1865-1380