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Table 1 Number of pertussis cases per season

From: Bordetella pertussis: an underreported pathogen in pediatric respiratory infections, a prospective cohort study

 

First winter

Second winter

Season 2008–2009 (n = 209 )

Season 2009–2010 (n = 373 )

Clinical suspicion of pertussis

  

Clinical suspicion of pertussis (%)

22/209 (10,5)

49/373 (13,1)

Prospective PCR B, pertussis positive n/N (%)

2/22 (9,1)

7/49 (14,3)

No clinical suspicion of pertussis

 

No clinical suspicion of pertussis (%)

187/209(89,5)

324/373 (86,9)

Material for retrospective PCR

0/187 (0,0)

257/324 (79,3)

Retrospective PCR B. pertussis positive, n/N (%)

NA

7/257 (2,7)

Total number of Pertussis cases, n/N (%)

2/209 (1,0)

14/373 (3,8)

  1. NA: not applicable.