Pediatric Selective IgM Immunodeficiency

Table 2

Prevalence of presenting conditions in pediatric and adult patients with SIgMID.

Condition	Pediatric frequency percentage (𝑛=48)	Adult frequency [8] percentage (𝑛=191)
Pneumonia/lower respiratory tract infection	19.6	5.2
Otitis media	39.2	1.6
Bronchitis	9.8	3.1
Meningitis	7.8	0.5
Nonspecific bacterial respiratory infection	0	4.7
Upper respiratory infections	9.8	16.2
Failure to thrive	7.8	0
Other infections^∗	9.8	1.5
Allergic rhinitis	0	11.5
Vasomotor rhinitis	3.9	3.7
Nasal polyps	0	1.5
Asthma	7.8	16.2
Idiopathic angioedema	0	2.6
Idiopathic anaphylaxis	0	2.1
Gastrointestinal disease	13.7	4.2
Asymptomatic	3.9	3.1
Autoimmune disease	3.9	11.5
Skin disease	9.8	4.7
Bronchiectasis	0	2.6

^∗Nonrespiratory/nonmeningitis/nonskin.