Table 2.

Selected respondent characteristics by exposure zone

	High Exposure Zone % (95%CI)	Medium Exposure Zone % (95%CI)	Low Exposure Zone % (95%CI)	Total % (95%CI)	New South Wales % (95%CI)
General Healtha	84.7	76.7	81.5	80.5	80.7
	(80.5 – 89.0)	(70.7 – 82.7)	(77.8 – 85.2)	(77.6 – 83.4)	(79.7–81.7)
Psychological Distressb	9.2	15.2	13.2	13.3	12.2
	(5.8–12.7)	(9.6–20.7)	(9.7–16.7)	(10.6–16.1)	(11.4–13.1)
Current Asthmac	6.8	9.9	11.6	10.8	10.6
	(4.0–9.7)	(4.8–15.0)	(8.1–15.1)	(8.1–13.4)	(9.8–11.3)
Environmental Worry (very worried)	15.8	13.7	11.8	12.6	N/A
	(11.1–20.4)	(9.8–17.7)	(8.4–15.2)	(10.1–15.1)
Exposure Time (most time spent at address)	49.1	51.5	49.6	50.1	N/A
	(41.2–57.0)	(44.5–58.5)	(44.3–54.9)	(46.1–54.1)
Foreign odour detected in past few days or past week	29.2	24.2	23.4	24.1	N/A
	(21.6–36.9)	(17.7–30.7)	(19.2–27.7)	(20.8–27.4)
Awareness of survey link to M5 stack	12.6	10.8	2.2	5.2	N/A
	(8.8–16.5)	(7.4–14.2)	(1.0–3.3)	(4.0–6.4)
Unflued gas or solid fuel heater	27.1	25.9	28.4	27.6	22.6
	(20.3–33.9)	(19.7–32.0)	(23.4–33.4)	(23.9–31.3)	(20.6–24.7)
Personal Smoking (daily or occasionally)	17.9	24.8	26.6	25.4	21.4
	(12.2–23.7)	(18.5–31.1)	(21.9–31.3)	(21.9–28.9)	(20.3–22.4)
Smoke Free Households	82.0	85.5	78.9	80.8	81.0
	(76.3–87.8)	(80.5–90.4)	(74.5–83.3)	(77.6–84.0)	(80.0–82.0)
Garage with direct access to home	11.3	8.4	11.8	10.9	22.2
	(6.1–16.5)	(5.0–11.8)	(8.2–15.3)	(8.4–13.5)	(20.0–24.3)
Diagnosed Chemical Sensitivity	1.4	3.6	2.4	2.6	2.9
	(0.3–2.6)	(0.4–6.8)	(0.7–4.0)	(1.2–4.0)	(2.5–3.4)
Any Teeth and/or Gums soreness	18.5	20.1	19.0	19.2	N/A
	(12.5–24.5)	(14.8–25.4)	(14.6–23.5)	(16.0–22.5)

CI = Confidence interval

^aGeneral health rated as excellent, very good or good

^bKessler 6 scored at high or very high psychological distress.

^cBeen told by a doctor or at a hospital that they had asthma AND had symptoms of asthma or taken treatment for asthma in the past 12 months.