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Table 2 Clinical and laboratory data of the patients with hypothermia

From: Association between frailty and mortality among patients with accidental hypothermia: a nationwide observational study in Japan

 

All patients

Missing

Frail

Non-Frail

p-value

n = 920

n, (%)

n = 221

n = 699

Temperature

30.6 (28.2–33.1)

0

30.6 (28.6–33.0)

30.6 (28.1–33.2)

0.810

 Mild (35–32 °C)

348 (37.8%)

 

81 (36.7%)

267 (38.2%)

0.081

 Moderate (32–28 °C)

360 (39.1%)

 

99 (44.8%)

261 (37.3%)

 

 Severe (< 28 °C)

212 (23.0%)

 

41 (18.6%)

171 (24.5%)

 

GCS

10 (7–14)

50 (5.4)

10 (7–13)

11 (7–14)

< 0.001

Systolic BP (mmHg)

117 (90–146)

82 (8.9)

115 (90–143)

117 (91–147)

0.705

Diastolic BP (mmHg)

68 (51–86)

96 (10.4)

67 (51–82)

69 (51–88)

0.454

Heart rate

72 (53–90)

30 (3.3)

62 (48–82)

73 (56–92)

< 0.001

Respiratory rate

18 (15–22)

89 (9.7)

18 (15–21)

18 (15–23)

0.423

pH

7.30 (7.19–7.37)

61 (6.6)

7.32 (7.23–7.39)

7.29 (7.18–7.37)

< 0.001

Potassium (mEq/L)

4.2 (3.7–4.9)

7 (0.8)

4.3 (3.7–4.9)

4.2 (3.7–4.9)

0.674

Lactate (mmol/L)

3.5 (1.8–7.6)

121 (13.2)

2.3 (1.1–6.8)

3.8 (2.0–8.2)

< 0.001

Plt (× 104/μL)

18.1 (12.6–24.3)

13 (1.4)

16.1 (10.9–22.3)

18.7 (13.3–24.7)

< 0.001

CPK (U/L)

347 (138–1239)

72 (7.8)

249 (104–617)

393 (150–1494)

< 0.001

BUN (mg/dL)

31.7 (19.3–55.0)

13 (1.4)

35.1 (22.0–57.0)

30.4 (18.5–54.2)

0.020

Creatinine (mg/dL)

1.1 (0.7–1.8)

14 (1.5)

1.1 (0.7–1.9)

1.1 (0.7–1.8)

0.736

CPA

62 (6.7%)

2 (0.2)

12 (5.5%)

50 (7.2%)

0.443

Intubation

157 (17.1%)

60 (6.5)

23 (11.4%)

134 (20.3%)

< 0.001

  1. GCS Glasgow Coma Scale, CPA cardiopulmonary arrest
  2. The data are expressed as the number (%), median (interquartile range)