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Table 3 Relative Rhinitis Prevalence by Author: Allergic Versus Nonallergic

From: Epidemiology of Vasomotor Rhinitis

Author Year N AR% NAR% NAR Defined
Mullarkey et al[6] 1980 142 48 52 No history of allergen exacerbation. Negative skin tests or <2 PSTs unsupported by history and an IgE level <50 U/mL
Enberg[7] 1989 128 64 36 Negative SPTs and IDs to 36 allergens
Togias[8] 1990 362 83 17 Negative skin tests
Leynaert et al[10] 1999 1142 75 25 Negative SPTs to 9 allergens
Settipane et al[9] 2001 975 77* 23 Negative skin tests
Mercer et al[12] 2002 278 78 22 Negative SPTs to 20 allergens
Bachert et al[13] 2006 743 75 24 History only
Mølgaard et al[14] 2007 1186 77 23 Negative SPTs to 10 allergens
Schatz et al[15] † 2008 47,894 71 29 ICD9 Classification
Total   52,850 71 29  
  1. *Including 34% mixed.
  2. †Subtotal without Schatz et al: 76% AR; 24% NAR.
  3. Abbreviations: SPT, skin prick test; ID, intradermal; PST, positive skin test; ICD9, International Classification of Diseases, Ninth Revision.