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Table 1 Description of the sample and methods of the studies included and how Atopy and Rhinitis were assessed

From: Effects of atopy and rhinitis on exhaled nitric oxide values - a systematic review

Article Setting Sample Size Age Sex (% of men) Classification of:
      Atopic Rhinits
Aronsson, 2005 NI 43 H: 41 (19-56);
AR: 33 (18-55)§
11% SPT Symptoms
Berlyne, 2000 Outpatient clinics 131 H: 36 (13);
A: 37 (12)
43% SPT NA
Cardinale, 2005 Outpatient clinics (healthy: schools) 175 H: 10.3 (2.2);
AR: 10.1 (1.8)
29% Specific IgE/Rast; Total IgE Clinical Assessment
Cibella, 2008 NI 335 12.1 (10-16)§ 43% SPT Symptoms
Gratziou, 2008 Outpatient clinics (healthy: volunteers) 27 H: 36 (8);
AR: 35 (10)
37% SPT Symptoms
Hervás, 2008 Outpatient clinics 90 10.8 (6-15)§ 64% SPT Clinical Assessment
Hung, 2007 Outpatient clinics 60 5-14|| 47% Specific IgE Symptoms
Kosticas, 2008 Schools 219* H: 21.4 (2.3); AR: 21.8 (3.0) 52% SPT Symptoms
Malmberg, 2006 Schools 276* 11.6 (6.9-15.7)§ 51% SPT NA
Manson, 2009 NI 20 H: 23-48;
AR: 20-49||
20% SPT Symptoms
Marcucci, 2007 NI 41 6 -10|| NI SPT;
Specific IgE/Rast
NA
Olin, 2004 Workers 246 H: 44.5 (0.69); AR: 41.5 (1.51) 94% Specific IgE/Rast Symptoms
Prieto, 2002 (1) Outpatient clinics (Healthy: schools and volunteers) 48 H: 28.6 (9.2); AR: 33.0 (10.5) 54% SPT Clinical Assessment
Prieto, 2002 (2) Outpatient clinics (Healthy: schools and volunteers) 24 H: 27.5 (3.3); AR: 34.9 (2.8) 33% SPT Clinical Assessment
Profita, 2006 NI 91 H: 10 (2.4);
AR: 9.9 (2.9)
59% SPT; Specific IgE/Rast; Total IgE Clinical Assessment
Rolla, 2007 Outpatient clinics 108 39.3 (11-75)§ 45% SPT Symptoms
Rouhos, 2008 General Population 248 45 (26-61) 72% SPT NI
Saito, 2004 NI 278 10-12|| 50% Specific IgE/Rast NA
Tanou, 2009 NI 70* H: 31.8 (5.9); AR: 32.8 (7.2) 46% SPT; Total IgE Symptoms
  1. NI - No Information; NA: Not Applicable; A: Atopic; AR: Allergic Rhinitis; H: Healthy
  2. * Sample includes smokers; Sample of non-smoker individuals; See more information in Additional File 1. Age values are present as Mean (SD), otherwise indicated. §Mean (Range); ||Range.