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Table 4 Risk of asthma symptoms and nasal allergies in 2011 according to allergic status at baseline (2001)a

From: Changes in symptoms of asthma and rhinitis by sensitization status over ten years in a cohort of young Chilean adults

Allergic status in 2001 (positive SPT)

Symptoms reported in 2011 (n)

Wheeze in the last 12 months (n = 182)

OR (95 % CI)

Ever had asthma (n = 48)

OR (95 % CI)

Woken by shortness of breath in the last 12 months (n = 131)

OR (95 % CI)

Nasal allergies including rhinitis (n = 205)

OR (95 % CI)

Unadjusted

Adjusted

Unadjusted

Adjusted

Unadjusted

Adjusted

Unadjusted

Adjusted

Dermatophagoides Pteronyssinus (n = 213)

1.59 (1.05–2.40)

1.31 (0.84–2.05)

3.41 (1.82–6.36)

2.49 (1.06–5.85)

1.38 (0.86–2.21)

1.38 (0.85–2.25)

3.41 (2.31–5.03)

3.56 (2.35–5.40)

Cat fur (n = 117)

1.86 (1.12–3.10)

1.76 (1.01–3.05)

3.54 (1.73–7.24)

2.95 (1.15–7.53)

1.53 (0.85–2.75)

1.52 (0.87–2.66)

2.52 (1.54–4.11)

1.88 (1.12–3.13)

Dog hair (n = 67)

1.66 (0.86–3.20)

1.47 (0.72–2.98)

3.59 (1.54–8.34)

1.53 (0.79–2.95)

2.06 (1.02–4.16)

1.93 (0.94–3.97)

2.36 (1.27–4.48)

1.73 (0.88–3.38)

Cockroach (n = 97)

2.21 (1.26–3.85)

2.09 (1.13–3.86)

1.77 (0.71–4.41)

1.16 (0.39–3.51)

1.41 (0.72–2.77)

1.30 (0.65–2.58)

1.36 (0.77–2.40)

1.31 (0.70–2.43)

Alternaria alternata (n = 63)

1.13 (0.55–2.34)

1.00 (0.48–2.09)

2.09 (0.76–5.69)

1.67 (0.64–4.35)

1.09 (0.47–2.55)

1.07 (0.47–2.42)

2.31 (1.21–4.36)

1.94 (0.99–3.79)

Blend of grass and pollensb (n = 162)

1.96 (1.24–3.08)

1.78 (1.08–2.92)

2.67 (1.34–5.33)

2.94 (1.11–7.79)

1.32 (0.77–2.24)

1.29 (0.75–2.19)

2.44 (1.58–3.77)

2.40 (1.49–3.80)

Mixture of weeds and shrubsc (n = 119)

1.67 (0.99–2.82)

1.77 (1.01–3.12)

2.53 (1.20–5.56)

2.38 (0.80–7.12)

1.03 (0.54–1.96)

1.10 (0.59–2.10)

2.01 (1.22–3.31)

1.84 (1.08–3.13)

Tree (n = 122)

1.36 (0.81–2.29)

1.08 (0.61–1.92)

2.11 (0.96–4.60)

1.24 (0.46–3.33)

1.91 (1.10–3.30)

1.98 (1.12–3.50)

2.63 (1.64–4.25)

2.40 (1.44–3.99)

  1. aAdjusted models included the following potential confounders: by age, gender, smoking status, BMI, years of school, and for the same symptom in 2001
  2. bOats grass, crested dogstail, cocksfoot, rye grass, meadow grass, vernal bent, brome, meadow foxtail, Timothy, meadow fescue, Yorkshire fog
  3. cWeeds mixture included Mugwort, fat hen, ouche, nettle, and plantain, and the mixture of trees included birch, beech, oak-common, alder, ash, hazel, poplar, plane, elm, and willow
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BMC Pulmonary Medicine

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