Table 7.
Classification of water-holding containers: container usage types (A), container types (B), material types (C), and natural container types (D).
| Category | Container Classification | Container Inspected (%) | Pos+ve Container (%) | χ2 | df | p-Value | |
|---|---|---|---|---|---|---|---|
| A | Container usage types | ||||||
| Routine use container | 8845 (77.6) | 1589 (18.0) a | 165.78 | 1 | <0.001 | ||
| Discarded container | 2546 (22.4) | 756 (29.7) b | |||||
| Total container inspected | 11,391 | 2345 (20.6) | |||||
| B | Container types | ||||||
| Jar/pot | 2007 (17.6) | 512 (25.5) a | 930.58 | 9 | <0.001 | ||
| Tank/pond/cistern | 1295 (11.4) | 311 (24.0) a,b | |||||
| Vase/cup/bowl/bottle/can | 2184 (19.2) | 193 (8.8) c | |||||
| Pail/bucket/basin/box | 2796 (24.5) | 426 (15.2) d | |||||
| Drum/gallon | 1003 (8.8) | 258 (25.7) a | |||||
| Tire | 628 (5.5) | 374 (59.6) e | |||||
| Dish/plate/saucer/tray/ant trap | 380 (3.3) | 119 (31.3) a | |||||
| Cover/sheet | 467 (4.1) | 60 (12.8) d | |||||
| Natural containers | 118 (1.0) | 14 (11.9) b,c,d | |||||
| Other containers * | 513 (4.5) | 78 (15. 2) d | |||||
| Total container inspected | 11,391 | 2345 (20.6) | |||||
| C | Material types | ||||||
| Clay | 2610 (23.5) | 561 (21.5) a | 625.67 | 6 | <0.001 | ||
| Plastic | 5486 (48.7) | 929 (16.9) b | |||||
| Metal | 751 (6.7) | 111 (14.8) b | |||||
| Cement | 1379 (12.2) | 327 (23.7) a | |||||
| Glass | 313 (2.8) | 13 (4.2) c | |||||
| Rubber | 690 (6.1) | 381 (55.2) d | |||||
| Other materials ** | 44 (0.4) | 9 (20.5) a,b | |||||
| Total container inspected | 11,273 | 2331 (20.7) | |||||
| D | Natural container types | ||||||
| Coconut shell | 87 (73.7) | 8 (9.2) a | 17.38 | 4 | 0.005 | ||
| Bamboo stump | 5 (4.2) | 2 (40.0) a,b | |||||
| Tree hole | 5 (4.2) | 3 (60.0) b | |||||
| Snail shell | 7 (5.9) | 1 (14.3) a,b | |||||
| Plant parts | 14 (11.9) | 0 (0.0) a | |||||
| Total container inspected | 118 | 14 (11.9) | |||||
Pos+ve = Positive; Different lowercase letters indicate differences at p-value < 0.05. * Other containers: appliances, bath tub, boat, helmet, plowshare, ice breaker, cellphone case, umbrella. ** Other materials: paper, stone, wood, Styrofoam.