Table II.
Frequencies of IgE sensitization to allergens or extracts from CR, mites, shellfish, or edible insects in patients from HK and Austria
| Allergen or allergen extract | HK (n = 33) | Austria (n = 62) | P values | Species, common name, allergen family, and/or function |
|---|---|---|---|---|
| Cockroach | ||||
| Bla g 1 | 2 (6) | 0 | .049∗ | Blattella germanica, German cockroach, group 1 |
| Bla g 2 | 3 (9) | 0 | .016∗ | Aspartic protease |
| Bla g 4 | 14 (42) | 0 | ≤.001∗ | Calycin, lipocalin |
| Bla g 5 | 1 (3) | 0 | .171 | Glutathione S-transferase |
| Bla g 9 | 21 (64) | 6 (10) | ≤.001∗ | Arginine kinase |
| Any Bla g | 27 (82) | 6 (10) | ≤.001∗ | |
| Per a 7 | 14 (42) | 9 (15) | .003∗ | Periplaneta americana, American cockroach, tropomyosin |
| Per a (extract) | 9 (27) | 12 (19) | .378 | |
| Any Bla g, Per a 7, and/or Per a extract | 33 (100) | 20 (32) | ≤.001∗ | |
| Mite | ||||
| Der p 1 | 32 (97) | 22 (35) | ≤.001∗ | Dermatophagoides pteronyssinus, European HDM, group 1, cysteine protease |
| Der p 2 | 29 (88) | 30 (48) | ≤.001∗ | Group 2, NPC2 |
| Der p 5 | 15 (45) | 7 (11) | ≤.001∗ | Group 5/21 |
| Der p 7 | 17 (52) | 10 (16) | ≤.001∗ | Group 7 |
| Der p 10 | 17 (52) | 9 (15) | ≤.001∗ | Group 10, tropomyosin |
| Der p 11 | 1 (3) | 0 | .171 | Group 11, paramyosin |
| Der p 20 | 20 (61) | 6 (10) | ≤.001∗ | Group 20, arginine kinase |
| Der p 21 | 20 (61) | 11 (18) | ≤.001∗ | Group 5/21 |
| Der p 23 | 26 (79) | 19 (31) | ≤.001∗ | Group 23, peritrophin-like protein |
| Any Der p | 32 (97) | 43 (69) | .002∗ | |
| Der f 1 | 32 (97) | 22 (35) | ≤.001∗ | Dermatophagoides farinae, American HDM, group 1, cysteine protease |
| Der f 2 | 29 (88) | 30 (48) | ≤.001∗ | Group 2, NPC2 |
| Any Der f | 32 (97) | 34 (55) | ≤.001∗ | |
| Blo t 5 | 21 (64) | 7 (11) | ≤.001∗ | Blomia tropicalis, storage mite, group 5/21 |
| Blo t 10 | 17 (52) | 10 (16) | ≤.001∗ | Group 10, tropomyosin |
| Blo t 21 | 16 (48) | 2 (3) | ≤.001∗ | Group 5/21 |
| Any Blo t | 27 (82) | 13 (21) | ≤.001∗ | |
| Any Der p, Der f, and/or Blo t | 32 (97) | 44 (71) | .04∗ | |
| Tyr p 2 | 12 (36) | 2 (3) | ≤.001∗ | Tyrophagus putrescentiae, storage mite, group 2, NPC2 |
| Lep d 2 | 31 (94) | 31 (50) | ≤.001∗ | Lepidoglyphus destructor, storage mite, group 2, NPC2 |
| Gly d 2 | 26 (79) | 15 (24) | ≤.001∗ | Glycyphagus domesticus, storage mite, group 2, NPC2 |
| Any Gly d, Lep d and/or Tyr p | 32 (97) | 31 (50) | ≤.001∗ | |
| Shellfish | ||||
| Pen m 1 | 13 (39) | 9 (15) | .006∗ | Penaeus monodon, black tiger shrimp, tropomyosin |
| Pen m 2 | 16 (48) | 5 (8) | ≤.001∗ | Arginine kinase |
| Pen m 3 | 2 (6) | 0 | .049∗ | Myosin light chain |
| Pen m 4 | 3 (9) | 2 (3) | .207 | Sarcoplasmic calcium-binding protein |
| Any Pen m | 23 (70) | 13 (21) | ≤.001∗ | |
| Ani s 3 | 15 (45) | 9 (15) | ≤.001∗ | Anisakis simplex, herring worm, tropomyosin |
| Ost e (extract) | 11 (33) | 22 (35) | .835 | Ostrea edulis, oyster |
| Hom g (extract) | 17 (52) | 24 (39) | .229 | Homarus gammarus, lobster |
| Pan b (extract) | 10 (30) | 18 (29) | .898 | Pandalus borealis, northern prawn |
| Myt e (extract) | 8 (24) | 5 (8) | .03∗ | Mytilus edulis, common mussel |
| Insects | ||||
| Ach d (extract) | 23 (70) | 31 (50) | .067 | Acheta domesticus, house cricket |
| Loc m (extract) | 21 (64) | 26 (42) | .043∗ | Locusta migratoria, migratory locust |
| Ten m (extract) | 19 (58) | 28 (45) | .248 | Tenebrio molitor, mealworm |
Data are presented as nos. (%).
∗
Statistically significant differences between cohorts.