Table 4 Adjusted odds ratio for cases that could not be arranged by the NEMSR

 Male

1

1

 Female

1.07

0.43 (0.89–1.28)

1.07

0.45 (0.89–1.28)

 19–44 yr

1

1

 45–59 yr

1.30

0.06 (0.98–1.71)

1.35

0.03 (1.01–1.79)

 60–69 yr

1.24

0.15 (0.92–1.65)

1.24

0.16 (0.91–1.66)

 70–79 yr

1.27

0.09 (0.95–1.68)

1.29

0.08 (0.96–1.71)

  ≥ 80 yr

1.38

0.031 (1.02–1.83)

1.44

0.01 (1.06–1.93)

 Absent

1

1

 Present

0.52

<.0001 (0.40–0.67)

0.50

<.0001 (0.38–0.64)

 9 am–6 pm

1

1

 6 pm–9 am

1.35

0.0001 (1.15–1.58)

1.33

0.0005 (1.13–1.55)

 Alert

1

1

 Not alert (CVPU^a)

0.98

0.81 (0.83–1.15)

1.02

0.82 (0.85–1.21)

 111–219

1

1

 101–110

0.92

0.48 (0.72–1.16)

0.87

0.27 (0.68–1.11)

 91–100

1.22

0.10 (0.96–1.54)

1.2

0.13 (0.94–1.52)

 0–90 or ≥ 220

1.16

0.16 (0.94–1.42)

1.17

0.13 (0.95–1.44)

 No

1

1

 Yes

1.22

0.01 (1.04–1.43)

1.28

0.004 (1.07–1.51)

 Shortage of general beds

1

 Shortage of ICU beds

0.74

0.31 (0.42–1.31)

 Shortage of isolation/psychiatric beds

1.87

0.07 (0.93–3.73)

 Shortage of medical staff

0.81

0.47 (0.45–1.43)

 Shortage of medical equipment/facility

0.55

0.10 (0.26–1.14)

 Need for special treatment^b

0.49

0.29 (0.12–1.86)

 Others

1.27

0.65 (0.44–3.60)

 Metropolitan city

1

 Province

1.01

0.94 (0.82–1.22)

 No

1

 Yes

0.95

0.71 (0.74–1.21)

  < 300

1

 300–599

1.45

0.0007 (1.17–1.79)

 600–799

1.37

0.01 (1.06–1.76)

 800–999

1.46

0.01 (1.10–1.96)

  ≥ 1000

2.04

<.0001 (1.48–2.82)