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Table 1 Demographic comparison of survey participants (March–April 2007) with the NL 2006 census population [21]

From: Does the public receive and adhere to boil water advisory recommendations? A cross-sectional study in Newfoundland and Labrador, Canada

 

Survey populationa# (%)

BWA populationb # (%)

Census population # (%)

Gender

Male

218 (38.7)

129 (36.2)

245,735 (48.6)

Female

345 (61.3)

227 (63.8)

259,735 (51.4)

Totals

563 (100.0)

356 (100.0)

505,470 (100.0)

Comparison with Census population

Χ2 = 22.04

Χ2 = 21.82

n/a

p <0.0001

p < 0.0001

Age Group (Years)

18–29c

48 (8.6)

25 (7.1)

58,615 (14.9)

30–39

93 (16.7)

60 (16.9)

67,475 (17.2)

40–49

148 (26.5)

98 (27.7)

84,440 (21.5)

50–59

137 (24.5)

90 (25.4)

82,175 (20.9)

60–69

102 (18.3)

60 (16.9)

52,320 (13.3)

70+

30 (5.4)

21 (5.9)

48,110 (12.2)

Totals

558 (100.0)

354 (100.0)

393,135 (100.0)

Comparison with Census population

Χ2 = 56.90

Χ2 = 39.44

n/a

p <0.0001

p < 0.0001

Highest level of school completed

Grade school

77 (14.3)

78 (22.0)

141,575 (34.4)

High school certificate or equivalent

137 (25.4)

84 (23.7)

93,330 (22.6)

College or technical school graduate

195 (36.2)

131 (37.0)

125,480 (30.5)

University graduate

92 (17.1)

41 (11.6)

47,690 (11.3)

Post-graduate degree

38 (7.0)

20 (5.7)

3615 (0.9)

Totals

539 (100.0)

354 (100.0)

411,690 (100.0)

Comparison with Census population

Χ2 = 316.20

Χ2 = 112.11

n/a

p < 0.0001

p < 0.0001

Household Income ($CAD)

<10,000

14 (3.2)

6 (2.1)

9690 (4.9)

10,000 – 14,999

20 (4.5)

12 (4.3)

12,465 (6.3)

15,000 – 19,999

22 (5.0)

19 (6.7)

15,015 (7.6)

20,000 – 29,999

57 (12.9)

44 (15.6)

26,985 (13.7)

30,000 – 39,999

72 (16.3)

53 (18.8)

25,050 (12.7)

40,000 – 49,999

63 (14.3)

43 (15.3)

21,190 (10.8)

50,000 – 59,999

52 (11.8)

30 (10.6)

18,970 (9.6)

60,000 – 69,999

29 (6.6)

16 (5.7)

15,005 (7.6)

>70,000

112 (25.4)

59 (20.9)

52,810 (26.8)

Totals

441 (100.0)

282 (100.0)

197,180 (100.0)

Comparison with Census population

Χ2 = 21.86

Χ2 = 26.22

n/a

p = 0.005

p = 0.001

Number of people in household

1

63 (11.3)

43 (12.1)

39,830 (20.2)

2

224 (40.1)

140 (39.6)

73,295 (37.2)

3

116 (20.8)

70 (19.8)

39,835 (20.2)

4

111 (19.9)

69 (19.5)

31,985 (16.2)

5

35 (6.3)

25 (7.1)

9370 (4.8)

6+

9 (1.6)

7 (1.9)

2875 (1.5)

Totals

558 (100.0)

354 (100.0)

197,190 (100.0)

Comparison with Census population

Χ2 = 30.73

Χ2 = 18.87

n/a

p < 0.0001

p =0.002

Mean number of people in household

 

2.75

2.75

2.5

Number of children in household

0

378 (67.6)

235 (66.2)

61,955 (39.8)

1

85 (15.2)

58 (16.3)

48,820 (31.3)

2

72 (12.9)

44 (12.4)

35,105 (22.5)

3 or more

24 (4.3)

18 (5.1)

9865 (6.3)

Totals

559 (100.0)

355 (100.0)

155,745 (100.0)

Comparison with Census population

Χ2 = 181.4

Χ2= 104.61

n/a

p <0.0001

p < 0.0001

Internet Accessd

Yes

428 (76.2)

249 (70.1)

308,842e (61.1)

No

134 (23.8)

106 (29.9)

196,627 (38.9)

Totals

562 (100.0)

355 (100.0)

505,824 (100.0)

Comparison with Census population

Χ2 = 53.55

Χ2 = 12.20

n/a

p <0.0001

p <0.0001

  1. aAll survey participants
  2. bSurvey participants who had experienced or were currently experiencing a BWA
  3. cAge range of comparison groups differ; sample: 18 – 29 years versus census: 20 – 29 years
  4. dComparison groups differ: sample conducted with individuals 18 years and older versus census data with individuals 16 years or older
  5. eCount derived by taking reported proportion with internet access (61.1 %) and multiplying by total provincial population count (505,824)