Fig 1.
Location of study areas.
Table 1.
Two paired sample T test results of the average rate of NTDs before and after intervention in the study areas.
Fig 2.
The results of Ripley’s K function of NTDs in Heshun County and Yuanping County.
Table 2.
The largest extent of clustering area in three periods in Heshun County and Yuanping County.
Table 3.
Sensitivity analysis results based on different spatial filter sizes.
Fig 3.
Cluster areas of NTDs in Heshun County and Yuanping County.
Table 4.
Factor detector results of NTDs in the whole study region.
Table 5.
Factor detector results of NTDs in coal production and transport area.