Table 2 Comparison of characteristics of survived (discharged from the hospital) and dead (died before discharge from the hospital) drowning victims in cardiac arrest

Age

38.9 ± 12.6

56.6 ± 18.7

0.03^a

Gender (M/F)

10/4

13/5

0.98^b

Bystander CPR

8 (57%)

3(17%)

0.03^b

Initial rhythm (PEA+ASY/VF+VT)

13/1

18/2

0.98^b

Call-arrival interval

6 (4–10)

10 (5–24)

0.01^a

Initial core temp. (°C)

31.8 ± 1.7

32.6 ± 1.5

0.46^a

PETCO₂ (mmHg)

Initial

56.8 ± 17.6

53.8 ± 15.8

0.86^a

After 1 min

34.3 ± 8.2

19.8 ± 8.6

<0.01^a

Average

27.9 ± 7.5

18.7 ± 6.4

0.02^a

Final

31.2 ± 7.3

8.6 ± 3.4

<0.01^a

Initial serum potassium (mmol/l)

6.8 ± 2.3

4.3 ± 1.3

<0.01^a

Vasopressin, n (%)

9 (64%)

4 (22%)

0.03^b