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Table 1 Demographics of pediatric trauma patients admitted to Malawian Hospital by Development of AKI

From: Incidence and epidemiology of acute kidney injury in a pediatric Malawian trauma cohort: a prospective observational study

 

Total

AKI

No AKI

Missing

N = 114

11 (9.7)

103 (90.4)

Age (years) (mean, STD)

8.1 (5.1)

7.0 (6.0)

8.2 (5.0)

0

Gender (female)

42 (37.2)

4 (36.4)

38 (37.3)

1

Tribe

   

2

Chewa

74 (66.1)

8 (72.7)

66 (65.4)

 

Other

38 (33.9)

3 (27.3)

35 (34.7)

 

District of Injury Location

   

1

Lilongwe

75 (66.4)

8 (72.7)

67 (65.7)

 

Other District

38 (33.6)

3 (27.3)

35 (34.7)

 

Mortality

10 (9.0)

4 (36.4)

6 (6.0)

7a

Length of Stayb(days) (median, IQR)

12 (7, 26)

19.5 (9, 35)

12 (7, 25)

7a

Time of Presentation to Hospital

Injury occurred < 24 h prior to admission

84 (74.3)

9 (81.8)

75 (73.5)

1

Day of the week (weekend, Saturday-Sunday)

12 (10.5)

2 (18.2)

10 (9.7)

0

Time of Day (daytime, 08:00–16:00)

42 (37.5)

6 (54.6)

36 (35.6)

2

Comorbidities

Anemia

72 (63.2)

7 (63.6)

65 (63.1)

0

Malaria

18 (16.2)

1 (9.1)

17 (17.0)

3

Sickle Cell Disease

   

4

Sickle Cell Disease

0 (0)

0 (0)

0 (0)

 

Sickle Cell Trait

5 (4.6)

0 (0)

5 (5.1)

 

Normal Hemoglobin

105 (95.5)

11 (100)

94 (95.0)

 

Malnutritionc(median, IQR)

Weight-for-age Z-scored

−0.3 (−1.4, 0.3)

−1.7 (−1.7, −1.7)

−0.2 (−1.3, 0.5)

85

Height-for-age Z-score

− 0.9 (− 1.9, 0.3)

− 0.8 (−2.2, 0.2)

−0.9 (− 1.9, 0.3)

7

Weight-for-length Z-score

−0.3 (− 1.2, 0.4)

− 0.6 (− 2.1,1.0)

−0.3 (− 1.2, 0.4)

69

Past Medical History

(self-report)

   

0

Prematurity

2 (1.9)

0 (0)

2 (2.1)

7

Seizures

5 (4.4)

1 (9.1)

4 (3.9)

0

Asthma

1 (0.9)

0 (0)

1 (1.0)

0

None

108 (94.7)

10 (90.9)

98 (95.1)

0

  1. All expressed as N and column percent except where specified
  2. KDIGO criteria used to define AKI and new Schwartz equation estimated baseline creatinine
  3. AKI Acute kidney injury, IQR interquartile range, STD standard deviation
  4. a4 patients absconded, 3 patients missing files
  5. bDetermined only for patients discharged alive
  6. cZ-scores obtained using WHO AnthroPlus software, 2007 WHO reference data
  7. dWeight-for-age Z scores are only provided for children up to age 10 years, WHO does not provide referent values after 10 years of age