Table 1

Respiratory morbidity by lymphocytic interstitial pneumonitis (LIP) diagnosis

LIP No LIPTotalp Value
(LIP v non LIP
groups)
No of children31 (33%)64 (67%)95
Born in the UK19 36 55 
Ethnicity (% black African among those born in the UK)15 24 39 p = 0.5
Sex18F:13M33F:31M51F:44M
Median follow up (child years)3.3 2.7 2.9 
Median age (range) years2.3 (0.2 to 8.7)3.1 (0.3 to 8.4)
Parotid enlargement21 (68%)2 (3%)23 (24%)p < 0.001
Chronic cough18 (58%)12 (19%)30 (32%)p < 0.001
Chest signs6 (19%)3 (5%)9 (9.5%)p = 0.1
Clubbing of the nails5 (16%)2 (3%)7 (7%)p = 0.1
ALRTI rate (admissions/child year)0.380.170.25p < 0.0002
Admissions for ALRTI :
 None14 (45%)41 (64%)55 (58%)
 1-211 (35%)23 (36%)34 (36%)
 3-66 (20%)06 (6%)
  • ALRTI = acute lower respiratory tract infection.