MAPCAH Participants
  N=644 (%)
Gender
     •Male
     •Female

407 (63%)
237 (37%)
Age (Yrs) mean Sd 5.2 ± 3.3
Age (Yrs – categories)
     •2 to 4
     •5 to 10
     •11 +

352 (55%)
228 (35%)
64 (10%)
Pollen season admittance (Oct-Jan)
No
Yes

373 (58%)
271 (42%)
Has Eczema
No
Yes
N=639
275 (43%)
364 (57%)
Has Hay fever
No
Yes
N=639
300 (47%)
339 (53%)
Repeat admission (within 28 days of admission)
No
Yes
n=624
599 (96%)
25(4%)
Sensitisation at admission
HDM
Food
     •Peanut
     •egg
N=643
368 (57%)
147 (23%)
106 (16%)
83 (13%)
Fungi
     •Alternaria
     •Cladosporium
88 (14%)
57 (9%)
44 (7%)
Pollen
     •Birch
     •English Plantain
     •7 grass mix
     •Rye grass
     •10 treet mix
313 (49%)
78 (12%)
118 (18%)
222 (35%)
241 (37%)
47 (7%)
Presence of Respiratory virus at admission
No
HRV
Other
N=642
179 (28%)
447 (70%)
16 (2%)
Presence of Respiratory virus at follow-up (2nd NTS)
No
HRV
Other
N= 628
471 (75%)
135 (21%)
22 (4%)
Presence of Respiratory virus at admission and follow up
No
HRV
Other
N=629
129 (21%)
98 (16%)
1 (0.2%)
Family history of atopy
Mother asthma
Mother hay fever
Mother eczema

196 (31%)
290 (46%)
171 (27%)
Father asthma
Father hay fever
Father eczema
184 (29%)
268 (43%)
94 (15%)
Table 1: Selected characteristics of the of the MAPCAH study clinical cohort for the period September 2009 to December 2012 n=644.