Crude prevalence of atopic diagnoses and symptoms and radioallergosorbent test (RAST)-sensitization in Eastern German children aged 5–14 yrs in Surveys 1 (1992–93), 2 (1995–96) and 3 (1998–99)
| Survey 1 | Survey 2 | Survey 3 | |
| Physician's diagnoses# | |||
| Hay fever | 102/2327 (4.4) | 129/2517 (5.1) | 129/2103 (6.1) |
| Asthma | 61/2319 (2.6) | 88/2517 (3.5) | 98/2062 (4.8) |
| Eczema | 239/2327 (10.3) | 259/2517 (10.3) | 241/2103 (11.5) |
| Any allergy against: | 316/2312 (13.7) | 490/2502 (19.6) | 505/2076 (24.3) |
| Food | 39/2305 (1.7) | 60/2498 (2.4) | 72/2062 (3.5) |
| Drug | 53/2305 (2.3) | 39/2498 (1.6) | 47/2062 (2.3) |
| Pollen | 106/2305 (4.6) | 242/2498 (9.7) | 230/2062 (11.2) |
| Animal dander | 48/2305 (2.1) | 152/2498 (6.1) | 152/2062 (7.4) |
| Fungi | 10/2305 (0.4) | 66/2498 (2.6) | 68/2062 (3.3) |
| Allergy symptoms¶ | |||
| Conjunctivitis# | 153/2302 (6.7) | 189/2513 (7.5) | 125/2076 (6.0) |
| Sneezing# | 193/2302 (8.4) | 251/2513 (10.0) | 176/2076 (8.5) |
| Runny nose# | 201/2302 (8.7) | 234/2513 (9.3) | 165/2076 (8.0) |
| Itchy rash+ | 342/2312 (14.8) | 449/2509 (17.9) | 395/2055 (19.2) |
| RAST class >0 (0.35 kU·L−1) | |||
| Dust mite | 303/2016 (15.0) | 327/2106 (15.5) | 320/1730 (18.5) |
| Cat | 141/1977 (7.1) | 152/2106 (7.2) | 149/1729 (8.6) |
| Cladosporium | 82/1721 (4.8) | 87/2104 (4.1) | 71/1728 (4.1) |
| Birch pollen | 186/1702 (10.9) | 244/2098 (11.6) | 204/1728 (11.8) |
| Grass pollen | 470/1979 (23.7) | 393/2104 (18.7) | 341/1729 (19.7) |
| RAST class >3 (17.5 kU·L−1) | |||
| Dust mite | 44/2016 (2.2) | 75/2106 (3.6) | 86/1730 (5.0) |
| Cat | 17/1977 (0.9) | 23/2106 (1.1) | 16/1729 (0.9) |
| Cladosporium | 12/1721 (0.7) | 14/2104 (0.7) | 4/1728 (0.2) |
| Birch pollen | 21/1702 (1.2) | 50/2098 (2.4) | 48/1728 (2.8) |
| Grass pollen | 116/1979 (5.9) | 110/2104 (5.2) | 95/1729 (5.5) |
Data are presented as respondes/total with % in parentheses
#: last year
¶: as reported by parents
+: life time