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Table 3 Rate and duration of cough episodes

From: Acute cough in Italian children: parents’ beliefs, approach to treatment, and the family impact

 

Total population

Parents’ smoking status

Geographical distribution

Both smoking

One smoking

None smokers

North-West

North-Est

Center

South and Islands

% child with cough episodes

91.06%

95.92%

90.81%

90.56%

89.47%

94.74%

91.54%

88.82%

Number of episodes (mean episodes per year)

3.15

3.34

3.14

3.13

3.03

3.25

3.13

3.17

 1–2 episodes

44.91%

38.30%

42.70%

46.96%

47.79%

42.36%

45.38%

44.37%

 3–5 episodes

41.64%

46.81%

47.03%

37.70%

41.18%

42.36%

41.18%

41.72%

  > 5 episodesa

13.45%

14.89%

10.27%

15.34%

11.03%

15.28%

13.45%

13.91%

Length of episodes (mean days per episode)

8.42

9.06

8.50

8.27

9.15

8.22

8.36

8.02

  < 7 days

40.91%

31.91%

39.46%

43.45%

35.29%

40.28%

44.54%

43.71%

 7–15 days

53.64%

61.70%

55.68%

50.80%

56.62%

56.25%

49.58%

51.66%

 16–30 days

4.73%

6.38%

3.78%

5.11%

7.35%

2.78%

4.20%

4.64%

  >  30 days

0.73%

0.00%

1.08%

0.64%

0.74%

0.69%

1.68%

0.00%

  1. aMaximum number of episodes per year is 7. This limit was estimated fitting a Poisson distribution on the frequencies recorded in the questionnaires