Distribution of Cheyletus mites in dust samples

Figures & data

Figure 1. Flow diagram of article selection.

Table I. Characteristics of included studies.

Author	year	country	Species	number of mite ^a	number of samples ^b
Dutra	2018	Brazil	Cheyletus malaccensis	51/718
Dutra	2018	Brazil	Cheyletus eruditus	3/718
Shafique	2018	Pakistan	Cheyletus sp. ^c	876/9216
Gill	2018	Italy	Cheyletus sp. ^c	240/7710
Soleimani-Ahmadi	2017	Iran	Cheyletus malaccensis	145/1758
Heikal	2015	Egypt	Cheyletus malaccensis	84/5276	10/144
Zeytun	2015	Turkey	Cheyletus sp. ^c	30/844
Kosik-Bogacka	2012	Poland	Cheyletus sp. ^c	226/1082
Sharma	2011	India	Cheyletus sp. ^c	671/7551
da Silva	2001	Brazil	Cheyletus malaccensis	4/1530
da Silva	2001	Brazil	Cheyletus fortis	4/1530
Chew	1999	Singapore	Cheyletus malaccensis		31/134
Ree	1997	Korea	Cheyletus malaccensis	11/7257
Ree	1997	Korea	Cheyletus trouessarti	2/7257
Ree	1997	Korea	Cheyletus eruditus	2/7257
Fernández-Caldas	1993	USA	Cheyletus sp. ^c		16/50
Colloff	1987	Britain	Cheyletus eruditus	77/5272

^a,number of Cheyletus/ all mites from dust. ^b, number of dust samples with Cheyletus/ all dust samples. ^c, specific name of Cheyletus species was not stated in article.

Figure 2. Forest plot of rates of Cheyletus in all mites from dust. ES is abbreviation of effect size and means distribution rate (%).

Figure 3. Forest plot rates of dust samples with Cheyletus in all dust samples. ES is abbreviation of effect size and means distribution rate (%).

Table II. Results of subgroup analysis of distribution rates.

	Subgroup	Number of studies	ES (%)*	95% CI (%)	I^2 (%)	P
Overall		15	2.62	2.32–2.92	99.5	< 0.001
Species	Cheyletus malaccensis	5	2.94	1.78–4.11	98.5	< 0.001
	Cheyletus eruditus	3	0.63	0.01–1.54	97.5	< 0.001
Publication year	2011–2020	9	6.89	4.36–9.43	99.3	< 0.001
	2000–2010	2	0.26	0.08–0.44	0.0	1.000
	1980–1999	4	0.17	0.07–0.27	96.3	< 0.001
Sample size of all mites	<1000	3	3.60	0.01–7.22	96.8	< 0.001
	1000–3000	4	6.73	4.13–9.33	99.3	< 0.001
	>3000	8	2.59	2.25–2.93	99.7	< 0.001

*, distribution rate.

Figure 4. Forest plot of subgroup analysis by year of publication. ES is abbreviation of effect size and means distribution rate (%).

Figure 5. Sensitivity analysis by omitting studies one by one.