Table 8.
Total IgE and Specific IgE Against Blomia tropicalis and Dermatophagoides pteronyssinus Levels by Case or Control Status in Colombia (2009–2010)
| Description |
Asthma Cases |
Controls |
P -value |
|---|---|---|---|
| n = 399 | n = 456 | ||
| Total IgE (kU/l), median (IQRa) |
122.0 (340.80) |
50.3 (121.00) |
<0.0001b |
| Subjects above cutoffc, No. (%) |
212 (53.13%) |
149 (32.68%) |
<0.0001d |
| Specific IgE BT (kUA/l), median (IQRa) |
0.1 (4.11) |
0.01 (0.15) |
<0.0001b |
| Subjects above cutoffe, No. (%) |
164 (41.10%) |
89 (19.52%) |
<0.0001d |
| Specific IgE DP (kUA/l), median (IQRa) |
0.15 (12.48) |
0.03 (0.14) |
<0.0001b |
| Subjects above cutoffe, No. (%) | 184 (46.12%) | 95 (20.83%) | <0.0001d |
a IQR: Interquartile range.
b Wilcoxon rank-sum test.
c Cutoff level: Total IgE 100 kU/l.
d Chi-square test.
e Cutoff level: Specific IgE 0.35 kUA/l.