Ventilation impairment of residents around a cement plant

Table 1 Participants (pN) and valid pulmonary function test (vPFT) of subjects

Sex	Age	~59			60 ~ 69			70+			Total
Sex		pN	vPFT	%	pN	vPFT	%	pN	vPFT	%	pN	vPFT	%
Female	LEG	26	22	84.6	29	23	79.3	45	39	79.3	100	84	84.0
	MEG	67	54	80.6	82	60	73.2	118	75	63.6	267	189	70.8
	Subtotal	93	76	82.6	111	83	76.3	163	114	71.5	367	273	74.4
Male	LEG	11	8	72.7	8	6	75.0	34	31	91.2	53	45	84.9
	MEG	62	55	88.7	60	44	73.3	64	30	46.9	186	129	69.4
	Subtotal	73	63	80.7	68	50	74.2	98	61	69.1	239	174	72.8
Total	LEG	37	30	78.7	37	29	77.2	79	70	85.3	153	129	84.3
	MEG	129	109	84.7	142	104	73.3	182	105	55.3	453	318	70.2
	Subtotal	166	139	81.7	179	133	75.2	261	175	70.3	606	447	73.8

%: Valid PFT number/participant number.
MEG: ‘more exposed group’ who lived within the 1 km radius of the cement plant.
LEG: ‘less exposed group’ who lived 5 km or more away from the cement plant in not related to usually wind direction.

ISSN: 2052-4374