| Baseline–6 months | 6 months–1 year | 1–2 years | 2–3 years |
---|---|---|---|---|
Baseline–6 months | – | 0.394*** | 0.527*** | 0.592*** |
6 months–1 year | 0.312*** | – | 0.172* | 0.252** |
1–2 years | 0.643*** | 0.349*** | – | 0.478*** |
2–3 years | 0.033 | 0.048 | 0.149 | – |