| Co-affiliation to the same chain | Being in the same region |
---|---|---|
Alberta | ||
 Before | 0.22 (0.02) | 0.396(0.001) |
 1st follow-up | 0.29 (0.009) | 0.444(0.001) |
 2nd follow-up | 0.14 (0.06) | 0.232(0.004) |
British Columbia | ||
 Before | 0.37 (0.001) | 0.183(0.014) |
 1st follow-up | 0.40 (0.001) | 0.354(0.001) |
 2nd follow-up | 0.23 (0.005) | 0.301(0.001) |