Table 1.
Summary of the surveyed locations and corresponding PPE abundance. Note that, during the sampling campaign period, the government of Bangladesh imposed a 2-weeks countrywide lockdown, and within that period, the prevalence of PPE wastes was observed to be low compared to the normal time
| Surveyed locations and sampling code | Surveyed area (m2) | PPE density (items/m2) | Geographical location | |
|---|---|---|---|---|
| Longitude | Latitude | |||
| SA-1 | 710,500 | 3.6 × 10−4 | 22°24′08.4″N | 91°50′14.0″E |
| SA-2 | 54,054 | 4.6 × 10−3 | 22°20′11.9″N | 91°49′49.2″E |
| SA-3 | 58,823 | 4.8 × 10−3 | 22°19′32.9″N | 91°48′47.3″E |
| SA-4 | 50,000 | 3.7 × 10−3 | 22°25′40.2″N | 91°52′15.5″E |
| SA-5 | 66,743 | 2.2 × 10−3 | 22°18′29.1″N | 91°47′49.9″E |
| SA-6 | 76,923 | 2.4 × 10−3 | 22°19′52.1″N | 91°50′29.6″E |
| SA-7 | 62,500 | 2.6 × 10−3 | 22°21′21.9″N | 91°48′27.3″E |
| SA-8 | 909,091 | 2.9 × 10−4 | 22°22′10.1″N | 91°50′31.0″E |
| SA-9 | 81,289 | 1.9 × 10−3 | 22°21′34.7″N | 91°49′10.8″E |
| SA-10 | 142,856 | 1.3 × 10−3 | 22°21′04.9″N | 91°50′02.2″E |
| SA-11 | 250,000 | 2.6 × 10−3 | 22°22′07.4″N | 91°50′37.7″E |
| SA-12 | 50,000 | 6.8 × 10−3 | 22°19′56.0″N | 91°51′06.0″E |
| SA-13 | 125,000 | 1.5 × 10−3 | 22°19′22.9″N | 91°51′32.9″E |
| SA-14 | 333,333 | 7.5 × 10−4 | 22°19′24.8″N | 91°49′35.0″E |
| SA-15 | 270,000 | 1.6 × 10−3 | 22°20′06.6″N | 91°50′50.8″E |
| SA-16 | 254,000 | 1.1 × 10−3 | 22°21′00.7″N | 91°52′03.6″E |
| SA-17 | 54,000 | 4.3 × 10−3 | 22°22′30.6″N | 91°48′46.7″E |
| SA-18 | 65,000 | 4.3 × 10−3 | 22°15′51.4″N | 91°47′26.6″E |
| SA-19 | 51,000 | 2.4 × 10−3 | 22°21′35.0″N | 91°49′22.5″E |
| SA-20 | 45,000 | 2.9 × 10−3 | 22°19′42.1″N | 91°49′25.7″E |
| SA-21 | 85,000 | 1.1 × 10−3 | 22°14′06.6″N | 91°47′29.8″E |
| Total | 3,795,112 | 5.3 × 10−2 | 22°24′08.4″N | 91°50′14.0″E |
| Mean ± SD | 2.8 × 10−3 ± 1.7 × 10−3 | |||