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Table 1 Demographics and baseline characteristics of 144 hospitalized children with pertussis

From: Mortality risk factors among hospitalized children with severe pertussis

Characteristics

Total

Survivors

Deaths

P-value

N = 144

N = 131

N = 13

Number

Number

Number

Demographics

    

 Male gender

69

63

6

1.000

 Age distribution

   

 < 0.001

 < 6 weeks

28

18

10

 

  6 weeks to 2.9 months

54

52

2

  3 months to 5.9 months

48

47

1

  6 months to 11.9 months

10

10

0

  12 months to 3 years

2

2

0

 ≥ 3 years

2

2

0

 Prematurity conditions

6

4

2

0.091

  Gestational age

   

0.594

   ≥ 37 weeks

127

116

11

 

   32 weeks to 36.9 weeks

11

10

1

   28 weeks to 31.9 weeks

6

5

1

   < 28 weeks

0

0

0

  Birth weight

   

0.004

   ≥ 2500 g

131

122

9

 

   1500 g to 2499 g

10

8

2

   1000 g to 1499 g

2

0

2

   < 1000 g

1

1

0

 Positive contact history

104

92

12

0.112

 Vaccination history

   

0.186

  Any dose

102

89

13

 

  1 dose

27

27

0

  2 doses

10

10

0

  3 doses

5

5

0

 Underlying co-morbid conditions

8

7

1

0.540