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Table 5 Practices of the study populations towards dengue

From: Comprehensive evaluation of demographic, socio-economic and other associated risk factors affecting the occurrence of dengue incidence among Colombo and Kandy Districts of Sri Lanka: a cross-sectional study

Factors

Kandy (%)

Colombo (%)

Control n (%)

Positive n (%)

P-value (χ2)a

Control n (%)

Positive n (%)

P-value (χ2)a

Are the premises clean?

Yes

911 (91.1)

847 (84.7)

0.19

875 (87.5)

724 (72.4)

0.15

No

89 (8.9)

153 (15.3)

125 (12.5)

276 (27.6)

Practicing of composting/home gardening

Yes

178 (17.8)

45 (4.5)

0.07

285 (28.5)

79 (7.9)

0.04*

No

822 (82.2)

955 (95.5)

715 (71.5)

921 (92.1)

If no, due to

Limitations in time

472 (47.2)

679 (67.9)

0.04*

784 (78.4)

857 (85.7)

0.63

Limited space

572 (57.2)

744 (74.4)

627 (62.7)

785 (78.5)

Limited labor

309 (30.9)

482 (48.2)

475 (47.5)

358 (35.8)

Waste disposal frequency

Daily

133 (13.3)

57 (5.7)

0.12

247 (24.7)

125 (12.5)

0.04*

< 7 days

856 (85.6)

920 (92.0)

753 (75.3)

845 (84.5)

> 7 days

11 (1.1)

23 (2.3)

0 (0)

30 (3)

Waste disposal method

Garbage pit

152 (15.2)

277 (27.7)

0.13

58 (5.8)

35 (3.5)

0.17

Collected by Municipal Council

755 (75.5)

702 (70.2)

855 (85.5)

757 (75.7)

At the roadside

0 (0.0)

0 (0.0)

55 (5.5)

125 (12.5)

Open ground dumping

0 (0.0)

0 (0.0)

25 (2.5)

75 (7.5)

Composting

95 (9.5)

12 (1.2)

227 (22.7)

55 (5.5)

Burning

325 (32.5)

390 (39.0)

185 (18.5)

157 (15.7)

Limitations in the service provided by Pradeshiya Sabha (PS) for waste disposal

Once in 2 weeks

7 (0.7)

45 (4.5)

0.04*

8 (0.8)

36 (3.6)

0.02*

Once per week

816 (81.6)

746 (74.6)

888 (88.8)

777 (77.7)

Irregular collection date

611 (61.1)

778 (77.8)

558 (55.8)

752 (75.2)

Use of no alarming sound to inform the residents that they are visiting the area

264 (26.4)

392 (39.2)

185 (18.5)

245 (24.5)

Do not reach the road or house

258 (25.8)

700 (70.0)

285 (28.5)

780 (78.0)

Rejection of items

862 (86.2)

922 (92.2)

405 (40.5)

620 (62.0)

Practicing of source separation of solid waste

Yes

289 (28.9)

202 (20.2)

0.16

485 (48.5)

322 (32.2)

0.04*

No

711 (71.1)

798 (79.8)

515 (51.5)

677 (67.7)

Prevention methods against mosquito bites

Use of screen

244 (24.40)

53 (5.30)

0.02*

162 (16.2)

45 (4.5)

0.03*

Closing of windows

320 (32.0)

125 (12.5)

355 (35.5)

125 (12.5)

Coils/creation of smoke

723 (72.3)

634 (63.4)

782 (78.2)

845 (84.5)

Nets

628 (62.8)

257 (25.7)

722 (72.2)

325 (32.5)

Fans

274 (27.4)

331 (33.1)

575 (57.5)

285 (28.5)

Other

381 (38.1)

203 (20.3)

145 (14.5)

98 (9.8)

None

16 (1.6)

17 (1.7)

0 (0)

5 (0.5)

Functioning of roof gutters

Functioning

416 (41.6)

213 (21.3)

0.04*

400 (40.0)

195 (19.5)

0.04*

Blocked

6 (0.6)

23 (2.3)

2 (0.2)

21 (2.1)

None

578 (57.8)

764 (76.4)

597 (59.7)

783 (78.3)

Removed after severe epidemics

385 (38.5)

415 (41.5)

 

385 (38.5)

485 (48.5)

 

Practices against prevention of mosquito breeding

Eliminate potential breeding sites

645 (64.5)

353 (35.3)

0.01*

563 (56.3)

445 (44.50)

0.02*

Cleaning the garden twice per week

565 (56.5)

185 (18.5)

455 (45.5)

225 (22.50)

Adding fish to ponds

453 (45.3)

234 (23.4)

782 (78.2)

845 (84.5)

Proper disposal of solid waste

658 (65.8)

357 (35.7)

722 (72.2)

325 (32.5)

Organizing “Shramadana” to clean the surroundings

274 (27.4)

81 (8.1)

205 (20.5)

75 (7.5)

Covering water containers and tanks

938 (93.8)

811 (81.1)

933 (93.3)

630 (63.0)

Clearing bushes and other vegetation

426 (42.6)

155 (15.5)

245 (24.5)

55 (5.5)

  1. aAll P-values are based on a Chi-square test for independence analysis of numbers in dengue- and non-dengue patient populations (in respective districts, separately)
  2. *P < 0.05