Skip to main content

Table 4 Factors for remission of asthma up to age 10 years (Predictive factors)

From: Pathophysiological characterization of asthma transitions across adolescence

 

Asthma remission % (n/N)

Persistent asthma % (n/N)

Odds ratio

95% Confidence interval

p-value

Male

68 (38/56)

53 (66/125)

1.9

1.0 – 3.6

0.06

Low Birth Weight$

8 (4/53)

5(6/123)

1.6

0.4 – 5.9

0.49

Pre-term delivery*

2 (1/53)

2 (2/123)

1.1

0.1 – 13.1

0.90

Maternal asthma

21.2 (11/52)

30.6 (37/121)

1.6

0.8 – 3.5

0.14

Paternal asthma

11.5 (6/52)

21.5 (26/121)

2.1

0.8 – 5.4

0.09

Recurrent chest infections up to 2 years of age

37 (15/41)

32 (31/98)

1.2

0.6 – 2.7

0.57

Less than 4 months breast feeding

78 (36/46)

65 (72/111)

2.0

0.9 – 4.4

0.10

Formula feeding in first 4 months of life

83 (38/46)

73 (80/109)

0.6

0.2 – 1.4

0.22

Maternal smoking during pregnancy

27 (15/55)

19 (24/124)

1.6

0.7 – 3.3

0.24

Overweight at 10

16.3 (7/43)

23.9 (26/109)

1.6

0.6 – 4.0

0.21

Atopy at 4

42 (16/38)

58 (54/94)

0.5

0.3 – 1.2

0.11

Atopy at 10

43 (20/47)

70 (73/104)

0.4

0.2 – 0.8

0.01

Wheeze at 1 or 2

46 (19/41)

37 (36/98)

1.5

0.7 – 3.1

0.29

Wheeze at 4

63 (32/51)

60 (64/107)

1.1

0.6 – 2.3

0.72

Wheeze at 10

89 (50/56

88 (110/125)

1.1

0.4 – 3.1

0.80

Asthma at age 4

52 (26/50)

56 (59/106)

0.9

0.4 – 1.7

0.67

Rhinitis at 1or 2

25 (11/44)

19 (19/98)

1.0

0.4 – 2.5

0.95

Rhinitis at age 4

15 (8/53)

17 (17/103)

1.0

0.4 – 2.5

1.00

Rhinitis at age 10

46 (25/55)

53 (64/121)

0.7

0.4 – 1.4

0.36

BHR Positive**

51.3 (20/39)

75.2 (79/105)

0.3

0.1 – 0.7

0.006

  1. General Terms.
  2. % (n/N) percentage determined from number of participants with condition/total number of participants with available information on the variable.
  3. Specific Terms.
  4. $Low birth weight: <2.5Kg* Pre-term delivery was defined as delivery of child in less than 37 complete weeks of gestation.
  5. **PC20<8mg/ml.