. 2015 Aug 31;10(8):e0134815. doi: 10.1371/journal.pone.0134815

Table 1. Factors hypothesized to influence patterns of snow leopard density in QNNR, with the corresponding index used, predicted direction of effect, source of data, and range of values across sampled state space (480 km²).

Factor	Index	Predicted effect	Source	Range of values
Prey presence	Relative proportion of blue sheep signs	Positive	Field Collected	0–9 index
Grazing activity	Relative proportion of livestock signs	Negative	Field collected	0–9 index
Slope	Slope Variance	Positive	SRTM 90 m digital elevation database V 4.1	6–13.5 standard dev.

Table 1. Factors hypothesized to influence patterns of snow leopard density in QNNR, with the corresponding index used, predicted direction of effect, source of data, and range of values across sampled state space (480 km2).