Association between Waste Management and HBV among Solid Municipal Waste Workers: A Systematic Review and Meta-Analysis of Observational Studies

Table 1

Characteristics of the selected studies.

Authors	Year of publication	Number of participants (exposed)	Prevalence of HBs-Ag among exposed	Prevalence of HBs-Ab among exposed	Prevalence of HBc-Ab among exposed	OR	Quality score
Rachiotis et al. [9]	2012	208 (100)	4% (4/100)	23% (23/100)	n.a.*	2.21 (0.39–12.33)	18
Squeri et al. [10]	2006	327 (327)	3.98% (13/327)	2.1% (7/327)	35.8% (117/327)	n.a.*	8
Dounias et al. [11]	2005	159 (71)	11.2% (8/71)	23.9% (17/71)	12.7% (9/71)	2.49 (0.71–8.57)	17
Hu et al. [12]	2003	133 (133)	21.1% (28/133)	—	—	n.a.*	17
Corrao et al. [13]	1985	93 (93)	21.5% (20/93)	—	—	n.a.*	11

∗n.a.: not applicable, since the population was made by exposed people only.