Table 2 Pooled ORs with 95% Cls for allergy and meningioma.

From: Allergy reduces the risk of meningioma: a meta-analysis

RRs (95% Cl) for history of

First author, date (reference)

Any allergy

Asthma

Eczema

Hay fever

Potential confounders adjusted in the analysis

Schlehofer17

0.89 (0.65–1.22)

0.82 (0.46–1.44)

0.68 (0.42–1.08)

 

age (5-year group), gender, and region

Brenner10

0.98 (0.70–1.38)

0.86 (0.53–1.40)

0.80 (0.42–1.53)

0.93 (0.58–1.50)

age, gender, race, and region

Schwartzbaum11

0.84 (0.42–1.68)

 

0.72 (0.30–1.70)

0.85 (0.33–2.17)

age and gender

2.44 (1.08–5.51)

   

Schoemaker12

0.76 (0.61–0.96)

0.85 (0.61–1.18)

0.72 (0.51–1.02)

0.81 (0.62–1.06)

age (5-year group), gender, region, interview year, and SES (Townsend index)

Wigertz13

0.95 (0.82–1.10)

0.94 (0.74–1.20)

0.74 (0.60–0.91)

0.93 (0.77–1.12)

age, gender, education, country, and region

Berg-Beckhoff18

0.87 (0.66–1.14)

0.78 (0.47–1.28)

0.84 (0.61–1.15)

0.98 (0.67–1.39)

age, gender, socioeconomic status, region, and smoking

Claus16

0.6 (0.5–0.7)

0.7 (0.6–0.9)

0.8 (0.6–1.1)

 

age and gender

Wiemels15

0.64 (0.51–0.80)

0. 65 (0.50–0.86)

0.95 (0.67–1.34)

 

age, gender, smoking, race and education

Turner8

0.77 (0.63–0.93)

0.78 (0.59–1.03)

0.74 (0.56–0.98)

0.80 (0.63–1.01)

age (5-year group), gender, region, country and education