Table 2. Results of stool examinations with the formalin-ether sedimentation technique in health check-ups in Korea Association of Health Promotion [14]

Ann Clin Microbiol 2024;27:49-67. Practical guide for the diagnosis of helminth ova in stools

Table 2. Results of stool examinations with the formalin-ether sedimentation technique in health check-ups in Korea Association of Health Promotion [14]

Year examined	No. of resident examined	Cumulative No. (%) of positive	No. (%) resident of infected by the helminth sp.
Year examined	No. of resident examined	Cumulative No. (%) of positive	Cs^*	Meta^†	Nematodes^‡
2012	70,684	1,418 (2.0)	1,108 (1.6)	156 (0.2)	18 (0.03)
2013	140,169	2,857 (2.0)	2,397 (1.7)	505 (0.4)	239 (0.17)
2014	144,028	3,091 (2.2)	2,472 (1.7)	519 (0.4)	234 (0.16)
2015	143,949	2,460 (1.7)	1,920 (1.3)	493 (0.3)	163 (0.11)
2016	130,305	2,405 (1.9)	1,687 (1.3)	476 (0.4)	176 (0.14)
Total	629,135	12,231 (1.9)	9,584 (1.5)	2,149 (0.34)	830 (0.13)

Cs^*: Clonorchis sinensis; Meta^†: Heterophyid flukes including Metagonimus spp.; Nematodes^‡: Ascaris lumbricoides (42) + Trichuris trichiura (765) + Enterobius vermicularis (23).