From: Potential corridors and barriers for plague spread in central Asia
 | Test 1: | Test 2: | ||
---|---|---|---|---|
NWSE + WE vs. NESW + NS | NWSE + NS vs NESW + WE | |||
 | NWSE + WE | NESW + NS | NWSE + NS | NESW + WE |
β estimates (±s.e.) | 1.83 (± 0.5) | 0.30 (± 0.5) | 1.06 (± 0.59) | 1.32 (± 0.56) |