A retrospective study of cases diagnosed with cystic fibrosis at a single care center in Syria

Egyptian Journal of Medical Human Genetics

Table 3 The demographic and clinical data of the studied sample

N=173
Gender	Female n=92		Male n=81
Gender	53.2%		46.8%
Age at diagnosis (months)	>36 N=21	[12–36] N=16	[2–12] N=105	≤2 N=31
Age at diagnosis (months)	12.1%	9.2%	60.7%	17.9%
Consanguinity	N=131 (75.7%)
Family history	N=27 (15.6%)
Mortality	N=40 (23.1%)
The gastrointestinal manifestations N=133 (76.9%)	Steatorrhea N=60	Chronic diarrhea N=81		Meconium ileus/intestinal obstruction N=36
The gastrointestinal manifestations N=133 (76.9%)	34.7%	46.8%		20.8%
The respiratory diseases	N=141 (81.5%)
Bronchitis	N=65 (37.6%)
Recurrent respiratory infection	N=68 (39.3%)
Wheeze	N=95 (54.9%)
Chronic cough	N=114 (65.9%)
Mean age at onset of symptoms (months)	The gastrointestinal manifestations		The respiratory manifestations
Mean age at onset of symptoms (months)	3.4±8.5		7.8±17.4
Liver disease	N=41 (23.7%)
Severe metabolic alkalosis PH>=6	N=71 (41%)
Low chloride metabolic alkalosis	N=55 (31.8%)
Pseudomonas aeruginosa in bronchial secretions	N=12 (6.9%)
Digital clubbing	N=12 (6.9%)
Salty sweating	N=12 (6.9%)
Failure to thrive	N=106 (61.3%)
The average length of hospital stay	16.1±10.6