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Table 1 Participant demographics

From: Th17/Treg ratio derived using DNA methylation analysis is associated with the late phase asthmatic response

Participant ID Age (year) Sex (M:F) Allergen Pre [PC20] (mg/mL) Post [PC20] (mg/mL) Allergen-induced shiftb % fall in FEV1
Early Late
ER         
1 28 F Cat Pelt 12.8 ND ND 20.3 4.8
2 34 F Cat Pelt 2.8 6.1 2.3 21 1.5
3 27 M Cat Pelt 4.5 1.8 0.39 34.4 0
4 42 F Cat Hair 5.3 8.6 1.6 42.1 11.1
5 29 F Cat Pelt 0.4 ND ND 44.3 0
6 31 M Cat Pelt 11.8 16 1.4 24.2 7.5
7 28 F Cat Hair 9.4 16 1.7 27.1 7.1
8 42 M Cat 0.1 ND ND 23 9
Mean ± SE 32.6 ± 2.2 3:5   2.8a 7.5a 1.5 ± 0.3 29.6 ± 3.2 5.1 ± 1.4
DR         
9 23 F Cat Hair 0.3 0.2 0.60 38.9 31.8
10 26 F Cat Hair 5.1 1.5 0.30 31.4 14.9
11 49 F Cat Hair 3.6 1.0 0.27 25.3 12.6
12 26 M Cat Hair 0.9 1.0 1.1 31.5 15.6
13 27 F Cat Pelt 0.6 0.1 0.19 48.3 25.8
14 52 F Cat ND ND ND 33 27
Mean ± SE 33.8 ± 3.3 1:5   1.3a 0.5a 0.5 ± 0.1 34.7 ± 3.2 21.3 ± 3.2c
  1. ND - Not determined; all participants were challenged with cat allergen.
  2. ageometric mean (PC20 values are measured on a log scale).
  3. b[PC20]post/[PC20]pre.
  4. cp < 0.05 versus ER group.