Table 1 Documentation of parameters potentially influencing the MECU-anesthesiologist’s decision to resuscitate or not to resuscitate

n

642

633

Sex F/M

212/430

288/345

Chi²

<0.0001

Age (Median, Quartiles)

68 years (57, 78)

77 years (65, 85)

Kruskal-Wallis

<0.0001

Chi²

(2 × 6 table)

<0.0001

 None (n (% 95% CI))

47 (7.3% (5.4–9.1%))

53 (8.4% (6.3–10.8%))

 Next of kin (n (% 95% CI))

277 (43.1% (39.3–47.1%))

252 (39.8% (36.0–43.7%))

 Caregivers (n (% 95% CI))

70 (10.9% (8.6–13.6%))

210 (33.2% (29.5–37.0%))

 Health care workers (n (% 95% CI))

75 (11.7% (9.3–14.4%))

23 (3.6% (2.3–5.4%))

 Others (n (% 95% CI))

133 (20.7% (17.6–24.1%))

51 (8.1% (6.1–10.5%))

 No information available (n (% 95% CI))

40 (6.2% (4.5–8.4%))

44 (7.0% (5.1–9.2%))

Chi²

(2 × 5 table)

<0.0001

 Home (n (% 95% CI))

409 (63.7% (59.9–67.4%))

421 (66.5% (62.7–70.2%))

 Nursing home (n (% 95% CI))

49 (7.6% (5.7–10.0%))

142 (22.4% (19.2–25.9%))

 Public place (n (% 95% CI))

144 (22.4% (19.3–25.9%))

44 (7.0% (5.1–9.2%))

 Other (n (% 95% CI))

20 (3.1% (1.9–4.8%))

11 (1.7% (0.9–3.1%))

 No information available (n (% 95% CI))

20 (3.1% (1.9–4.8%))

15 (2.4% (1.3–3.9%))

Chi²

(2 × 7 table)

<0.0001

 No known illness (n (% 95% CI))

335 (52.2% (48.2–56.1%))

291 (46.0% (42.0–49.9%))

 Malignancy (n (% 95% CI))

23 (3.6% (2.3–5.3%))

79 (12.5% (10.0–15.3%))

 Cardiac disease (n (% 95% CI))

114 (17.8% (14.9–20.9%))

60 (9.5% (7.3–12.0%))

 Neurological disease (n (% 95% CI))

31 (4.8% (3.3–6.8%))

38 (6.0% (4.3–8.1%))

 Chronic Obstructive Pulmonary Disease (n (% 95% CI))

50 (7.8% (5.8–10.1%))

58 (9.1% (7.0–11.7%))

 Substance abuse (n (% 95% CI))

32 (5.0% (3.4–7.0%))

20 (3.2% (1.9–4.8%))

 Other (n (% 95% CI))

57 (8.9% (6.8–11.4%))

87 (13.7% (11.2–16.7%))