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Table 1 The frequency of respiratory, gastrointestinal, and systemic presentations in our study population of CF patients categorized by age groups

From: Clinical manifestation, laboratory findings, and outcome of children with cystic fibrosis over a 10-year period in South Iran

Presentation < 6 months 6 months to 2 years 2–6 years 6 years < Total P value
Respiratory
 Cough 54.8% 51.7% 42.9% 57.1% 56 (53.3%) 0.936
 Increased respiratory rate 38.7% 34.5% 42.9% 42.9% 40 (38.1%) 0.985
 Respiratory distress 37.1% 41.4%% 42.9% 42.9% 41 (39%) 0.983
 Sputum 27.9% 37.9% 42.9% 42.9% 34 (32.4%) 0.648
Gastrointestinal
 Abdominal pain 0 0 14.3% 28.6%% 3 (2.9%) 0.002*
 Flatulence 9.7% 3.4% 28.6% 0 9 (8.6%) 0.114
 Nausea/vomiting 37.1% 37.9% 14.3% 14.3% 36 (34.3%) 0.429
 Distal bowel obstruction 3.2% 0 14.3% 0 3 (2.9%) 0.234
 Delayed meconium passage 12.9% 0 0 0 8 (7.6%) 0.084
 Diarrhea 33.3% 37.9% 28.6% 28.6% 36 (34.3%) 0.848
 Constipation 0 6.9% 0 14.3% 3 (2.9%) 0.096
Systemic
 Failure to thrive 56.5% 55.2% 28.6% 42.9% 56 (53.3%) 0.542
 Fever 24.2% 55.2% 28.6% 42.9% 36 (34.3%) 0.029*
 Convulsion 1.6% 0 14.3% 0 2 (1.9%) 0.249
 Irritability 16.1% 20.7% 14.3% 0 17 (16.2%) 0.672
  1. *P < 0.05