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Table 1 Clinical characteristics of critically ill patients presented to the Six Affiliated Hospital, Sun Yat-sen University from 2016 to 2017

From: Impact of hypophosphatemia on outcome of patients in intensive care unit: a retrospective cohort study

 

Total

Control

Hypophosphatemia

P

Age (years), mean ± SD

62.41 ± 17.06

62.26 ± 17.32

62.58 ± 16.78

0.77

Male (%)

618 (65. 3%)

280 (63.6%)

338 (67.1%)

0.25

APACHE II scores, mean ± SD

18.78 ± 7.56

17.02 ± 7.43

25.64 ± 12.31

0.00

Reason for admission (%)

 Sepsis and sepsis shock

281 (29.7%)

125 (28.3%)

156 (31.0%)

0.37

 Postoperative

333 (35.2%)

170 (38.5%)

163 (32.3%)

0.05

 Hemorrhagic shock

64 (6.8%)

32 (7.3%)

32 (6.3%)

0.59

 Respiratory failure

82 (8.7%)

38 (9.4%)

44 (8.7%)

0.94

 Cardiovascular disease

66 (7.0%)

28 (6.3%)

38 (7.5%)

0.47

 Cerebral disease

41 (4.3%)

21 (4.8%)

20 (4.0%)

0.56

 Severe acute pancreatitis

8 (0.8%)

2 (0.5%)

6 (1.2%)

0.22

 Others

71 (7.5%)

26 (5.9%)

45 (8.9%)

0.08

Underlying disease

 Cancer

587 (62.1%)

286 (64.7)

301 (59.7%)

0.12

 Hypertension

181 (19.1%)

70 (15.8%)

111 (22.0%)

0.10

 Diabetes mellitus

91 (10%)

40 (9.0%)

51 (10.1%)

0.58

 Coronary heart disease

49 (5.2%)

23 (5.2%)

26 (5.2%)

0.98

 Chronic renal insufficiency

74 (7.9%)

27 (6.1%)

47 (9.3%)

0.06

 Chronic obstructive pulmonary disease

30 (3.2%)

12 (2.7%)

18 (3.5%)

0.45

Medications (%)

 Insulin

59 (6.3%)

25 (5.7%)

34 (6.8%)

0.49

 Furosemide

22 (2.3%)

7 (1.6%)

15 (3.0%)

0.16

 Glucocorticoid

24 (2.5%)

8 (1.8%)

16 (3.2%)

0.18

 Nutrition (%)

 Parenteral

261 (27.6%)

120 (27.1%)

141 (28.0%)

0.78

 Enteral

138 (14.6%)

70 (15.8%)

68 (13.5%)

0.39

 Parenteral+ Enteral

240 (25.4%)

104 (23.5%)

136 (26.8%)

0.22

 No nutrition support therapy

307 (32.5%)

148 (33.5%)

159 (31.5%)

0.52

 Albumin (g/L), median (IQR)

31.2 (25.9, 36.8)

32.7 (27.3, 38.8)

30.0 (25.2, 35.0)

0.00

 Calcium (mM), median (IQR)

1.99 (1.84, 2.14)

1.98 (1.84, 2.13)

2.00 (1.84, 2.15)

0.37

 Potassium (mM), median (IQR)

3.9 (3.5, 4.3)

4.0 (3.6, 4.3)

3.8 (3.5, 4.3)

0.00

 Creatinine (μM), median (IQR)

76.0 (54.0,124.0)

75.0 (55.0,113.0)

77.5 (52.5, 132.0)

0.63

 Phosphorus (mM), median (IQR)

0.77 (0.55, 1.03)

1.05 (0.92,1.24)

0.56 (0.43, 0.67)

0.00

 GFR (ml/min1.73m2)

76.36 ± 37.55

76.95 ± 36.35

75.84 ± 38.60

0.65

  1. SD = standard deviation, APACHE II = Acute Physiology and Chronic Health Evaluation, IQR = interquartile ranges, GFR = glomerular filtration rate