Table 1 Baseline characteristics of the patients.

From: Epidemiological study of hospital acquired acute kidney injury in critically ill and its effect on the survival

Parameters

All

N = 273

AKI

N = 44

No AKI

N = 229

p value

Age¥

45.80(17.39)

50.61(17.53)

44.88(17.25)

0.045

Gender

Male/Female

166/107

(60.81/39.19)

31/13

(70.45/29.55)

135/94

(58.95/41.05)

0.152

Comorbidities

120(43.96)

26(59.09)

94(41.05)

0.027

Diabetes Mellitus

64(23.44)

17(38.64)

47(20.52)

0.009

Ischemic heart disease

11(4.03)

5(11.36)

6(2.62)

0.007

Hypertension

65(23.81)

14(31.82)

51(22.27)

0.173

Chronic liver disease

14(5.13)

3(6.82)

11(4.80)

0.579

Cerebrovascular accident

7(2.56)

3(6.82)

4(1.75)

0.051

Malignancy

7(2.56)

3(6.82)

4(1.75)

0.051

Immunosuppressant

3(1.10)

1(2.27)

2(0.87)

0.415

APACHE II Score*

12(8–18)

16(12–23)

11(8–17)

0.002

SOFA Score*

5(3–7)

5.5(3–8)

5(3–7)

0.063

Vasopressors

45(16.48)

14(31.82)

31(13.54)

0.003

Day1 Invasive ventilation

129(47.60)

28(63.64)

101(44.49)

0.020

Noninvasive ventilation

27(9.96)

4(9.09)

23(10.13)

0.833

Postoperative

52(19.05)

12(27.27)

40(17.47)

0.129

Sepsis

114(41.76)

23(52.27)

91(39.74)

0.123

Readmission

19(6.96)

7(15.91)

12(5.24)

0.011

Admission diagnosis system involved

CNS

79(28.94)

12(27.27)

67(29.26)

0.801

CVS

2(0.73)

0(0)

2(0.87)

PA

33(12.09)

7(15.91)

26(11.35)

RS

65(23.81)

8(18.18)

57(24.89)

Tropical fever

15(5.49)

2(4.55)

13(5.68)

Miscellaneous

79(28.94)

15(34.09

64(27.95)

Secondary outcome

Hospital mortality

52(19.05)

19(43.18)

33(14.41)

< 0.001

ICU Length of stay*

5(4–9)

8(5–13)

5(3–8)

0.001

  1. ¥Mean (Standard Deviation), * Median (Interquartile range).
  2. APACHE II- Acute physiology and chronic health evaluation, SOFA-Sequential organ failure assessment, CNS- Central nervous system, CVS- Cardiovascular system, PA-Per abdomen, RS- Respiratory system, ICU-Intensive care unit.