Table 1.

Summary of the clinical features of the PCD family (II-1 ∼ II-5).

Characteristics	II-1	II-2	II-3	II-4	II-5
Gender	Female	Male	Unknown	Unknown	Male
Age	28 years	2 years	–	–	23 years
Birth status	Full-term natural labor with a weight of 2.6 kg	Full-term natural labor	Induced abortion	Spontaneous abortion	Full-term natural labor with a weight of 2.3 kg
Onset	Cough, blood in phlegm and gruff breathing, 1st month of birth	Cough, expectoration and fever, 1st month of birth	Unknown	Unknown	A moderate cough 3 days after birth
Respiratory symptom	Medium cough with expectoration of purulent	Severe respiratory symptoms	Unknown	Unknown	Medium cough with expectoration of purulent
Age of diagnosis of bronchial asthma and mirror-image reversal	1 year	–	–	–	21 years
Mentally competent	Yes	Cannot speak until his age of 2 years	Unknown	Unknown	Yes
Fertility problems	Primary infertility for 3y	Unknown	Unknown	Unknown	Primary infertility for 1 year
Smell problems	No	No	Unknown	Unknown	No
Hearing problems	No	No	Unknown	Unknown	No
History of dust, smoking or toxicant exposure	No	No	Unknown	Unknown	No
Respiratory function test	Obstructive ventilatory dysfunction with diffuse dysfunction	Unknown	Unknown	Unknown	Obstructive ventilatory dysfunction with diffuse dysfunction
FeNO	No abnormality	Unknown	Unknown	Unknown	No abnormality
FEV1/FVC	45%	Unknown	Unknown	Unknown	43%
FEV1	0.76	Unknown	Unknown	Unknown	0.92

FeNO, fractional exhaled nitric oxide; FEV1, forced expiratory volume in 1 s; FVC, forced vital capacity.