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Table 1 Asbestos exposure levels in the air at asbestos textile factories in Korea (1984–1992)

From: Ovarian cancer in a former asbestos textile factory worker: a case report

Period Level of exposure (geometric mean, fiber/cc) Range of exposure (fiber/cc) Number of measurement workplaces Reference
1984 6.28 0.62–30.73 6 18
1987 4.8 0.20–45.8 7 19
1987 4.4 1.30–14.3 7 17
1988 2.26 0.10–17.30 4 15
1992 1.42 0.07–6.10 7 15
1992 0.26 0.06–5.04 3 20