Care plan group | Baseline | 6 months | 1 year | 2 years | 3 years a | 3 years b | β* (95% CI) | P for trend |
---|---|---|---|---|---|---|---|---|
 | Means % (95%CI) |  |  | |||||
0–3 years | 44 (37–51) | 53 (45–61) | 65 (56–74) | 70 (58–82) | 69 (61–78) | n/a | 9.07 (5.64, 12.49) | 0.001 |
4–15 years | 49 (39–59) | 33 (24–42) | 56 (46–66) | 62 (52–72) | 53 (45–61) | 63 (47–78) | 5.21 (0.92, 9.50) | 0.017 |
16–49 years | 40 (34–46) | 43 (37–49) | 53 (47–60) | 49 (43–56) | 39 (33–44) | 40 (32–47) | 0.70 (-1.37,2.77) | 0.508 |
50+ years | 40 (34–47) | 43 (36–50) | 54 (46–61) | 56 (48–63) | 47 (40–54) | 44 (34–54) | 2.44 (0.11, 4.77) | 0.040 |