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. 2026 Jul 27;16:23328. doi: 10.1038/s41598-026-61694-1

Table 2.

Summary of ambient temperature and humidity, and overall mosquito breeding site water parameters across the four study locations.

Ecological zone and study location Terai Chitwan (urban) ≤ 200 m Hills Kathmandu (urban) 1300-1400 m Hills Bhaktapur (rural) 1300-1400 m Mountain Lalitpur (rural) > 1600 m Overall p-value between locations (row)
Measure Mean (SE) No. of sites Mean (SE) No. of sites Mean (SE) No. of sites Mean (SE) No. of sites Mean (SE) No. of sites
Household (HH) level
21 HH 23 HH 20 HH 19 HH 83 HH
Ambient temperature 31.5a (0.4) 29.6 (0.3) 29.8 (0.4) 30.4 (0.3) 30.3 (0.2) p = 0.002*
Ambient humidity 80.7b (1.5) 63.1 (1.2) 71.2c (1.3) 63.1 (1.2) 68.6 (0.8) p < 0.001**
Breeding site (BS) level
36 BS 50 BS 38 BS 47 BS 171 BS
Thermometer water temperature 28.0b (0.3) 24.4 (0.2) 24.7 (0.4) 24.3 (0.4) 25.2 (0.2) p < 0.001**
Thermal camera water temperature 27.2b (0.5) 23.2 (0.4) 23.5 (0.5) 23.4 (0.5) 24.2 (0.3) p < 0.001**
Total dissolved solids (TDS) 199.0 (49.1) 269.5 (53.7) 514.5 (191.9) 362.9 (147.8) 334.8 (61.9) p = 0.354
pH 7.5 (0.1) 7.9 (0.9) 9.8 (1.8) 7.9 (0.1) 8.2 (0.4) p = 0.256
Salinity 0.016 (0.004) 0.035 (0.009) 0.045 (0.02) 0.033 (0.02) 0.033 (0.007) p = 0.610
Dissolved oxygen (DO) 3.54d (0.1) 3.02 (0.1) 3.80e (0.2) 2.86 (0.1) 3.26 (0.8) p < 0.001**

*Significant at the 0.05 level.

**Significant at the 0.01 level.

Summary of Tukey (HSD) tests.

aChitwan measurements significantly higher than Kathmandu (p = 0.002) and Bhaktapur (p = 0.01)

bChitwan measurements significantly higher than Kathmandu, Bhaktapur and Lalitpur (p < 0.001)

cBhaktapur measurements significantly higher than Kathmandu and Lalitpur (p < 0.001)

dChitwan measurements significantly higher than Lalitpur (p < 0.001)

eBhaktapur measurements significantly higher than Kathmandu (p < 0.001) and Lalitpur (p < 0.001)