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Table 1 The prevalence of spider mite allergy from included studies

From: Epidemiology of spider mite sensitivity: a meta-analysis and systematic review

Study Prevalence (%) [95% CI] % Weight Country Sample Size
Tetranychus urticae
Astarita et al. [33] 40.0 9.6 70.4 1.21 Italy 10f,a
Astarita et al. [34] 78.3 66.3 90.2 3.30 Italy 46f,a
Astarita et al. [35] 6.0 4.5 7.5 4.77 Italy 960f,a
Delgado et al. [31] 66.7 47.8 85.5 2.24 Spain 24f,a
Jee et al. [29] 32.0 19.1 44.9 3.12 Korea 50npo
Jeebhay et al. [28] 22.1 16.2 28.0 4.32 South Africa 190f,a
Johansson et al. [27] 25.8 10.4 41.2 2.72 Sweden 31f,a
Kim et al. [8] 9.9 8.7 11.1 4.78 Korea 2467r,u,a
Kim et al. [22] 4.3 3.9 4.8 4.80 Korea 8595nao,u,c
Kim et al. [25] 16.6 13.2 19.9 4.63 Korea 465f,nao,a
Kim et al. [24] 19.8 18.0 21.7 4.75 Korea 1806u
Kronqvist et al. [21] 24.0 15.4 32.5 3.89 Sweden 96f,a
Lee et al. [20] 28.0 26.9 29.0 4.78 Korea 7182c,a
Navarro et al. [16] 25.3 19.8 30.8 4.38 Spain 241f,a
Seedat et al. [15] 46.0 32.2 59.8 2.98 South Africa 50u,r,c,a
Sub-total       
 D + L pooled prevalence 27.0 20.5 33.5 56.67   
 I–V pooled prevalence 8.7 8.4 9.1    
Panonychus citri
Ashida et al. [32] 83.3 62.2 104.4 1.98 Japan 12f,a
Kim et al. [26] 21.8 19.8 23.8 4.74 Korea 1629nco,c
Kim et al. [22] 15.6 14.8 16.4 4.79 Korea 8029nco,c
Kim et al. [23] 14.3 13.5 15.2 4.79 Korea 6332r,c
Kim et al. [14] 23.0 14.8 31.2 3.94 Korea 100nco,c
Kim et al. [9] 16.6 11.2 22.0 4.39 Korea 181f,a
Lee et al. [19] 14.2 12.1 16.3 4.73 Korea 1037nco,c
Lee et al. [18] 1.3 0.60 2.00 4.79 Korea 1000u,nco,c
Min et al. [17] 14.9 11.3 18.5 4.61 Korea 375nco,c
Sub-total       
 D + L pooled prevalence 18.2 12.4 24.0 38.76   
 I–V pooled prevalence 10.3 9.9 10.8    
Panonychus ulmi
Kim et al. [25] 23.2 19.4 27.1 4.58 Korea 465f,naf,a
Sub-total       
 D + L pooled prevalence 23.2 19.4 27.1 4.58   
 I–V pooled prevalence 23.2 19.4 27.1    
Overall       
D + L pooled prevalence 22.9 19.0 26.8 100.00   
I–V pooled prevalence 9.5 9.2 9.7    
  1. Populations considered in these studies: f, farmers (either outdoor or greenhouse workers); naf, living near apple farms; nco, living near citrus orchards; npo, living near pear orchards; r, rural (unspecified adjacency to specific crop types); u, urban; c, children; a, adults