Characteristics Group A Group E P GroupB GroupC GroupD Group F P
Number (%) 508(35.8) 429(34.2) NS 370 345 197* - <0.05*
912 (64.2)(B+C+D) 825(65.8) NS
Mean age at the end of the study 40.5±5.3 42.7±4.2 NS 41.7±6.5 42.5±5.2 NS
Female (%) 248 (17.5) 233(18.7) NS 453(31.9) 435(34.7) NS
Monosensitized (%) 317(26.7) 298 NS 489 385 -
Total IgE (U/l) ± SD 145±87 195±33 NS 206±76 231±54 NS
Mean duration of the disease (±SD) at the start of treatment (SIT) 4.9±3.1 - - 3.3±2.8 - -
Mean duration of SIT (±SD) in years 5.2±2.2 - - 3.8±1.4 -  
Mean cumulative SIT dose in TU (±SD) 36667*±8222 - - 20130*±2341 16310*±3850 35920*±6292 - -
NS: Not Significant; TU: Therapeutic Units,* -the cumulative doses are not comparable due to different types of SIT (natured HDM-mixture and chemically modified allergens)
Table 1: The analyzed patient characteristics at the beginning of the observational period.
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