Table 5.
Estimated statin therapy initiation rates for age groups and Townsend score quintiles, stratified according to gender
| Age group (years) |
Statin initiation rate per 1000 person-years (estimated 95% CI) | Unadjusted relative statin initiation rate | Adjusted relative statin initiation rate* |
|||
|---|---|---|---|---|---|---|
| Males | Females | Males | Females | Males | Females | |
| 18–39 | 1.63 (1.56 to 1.70) | 0.93 (0.89 to 0.98) | 1 | 0.57 (0.55 to 0.60) | 1 | 0.57 (0.55 to 0.60) |
| 40–49 | 10.79 (10.42 to 11.17) | 6.41 (6.18 to 6.65) | 6.63 (6.43 to 6.83) | 3.94 (3.81 to 4.07) | 6.69 (6.49 to 6.89) | 3.98 (3.85 to 4.11) |
| 50–54 | 23.03 (22.23 to 23.86) | 15.87 (15.29 to 16.46) | 14.15 (13.71 to 14.60) | 9.75 (9.43 to 10.08) | 14.31 (13.88 to 14.77) | 9.88 (9.56 to 10.21) |
| 55–59 | 34.69 (33.51 to 35.91) | 25.36 (24.47 to 26.27) | 21.32 (20.68 to 21.98) | 15.58 (15.10 to 16.08) | 21.60 (20.95 to 22.26) | 15.82 (15.33 to 16.32) |
| 60–64 | 51.63 (49.89 to 53.42) | 36.33 (35.08 to 37.61) | 31.72 (30.78 to 32.69) | 22.32 (21.64 to 23.02) | 32.17 (31.23 to 33.14) | 22.68 (22.00 to 23.38) |
| 65–69 | 67.11 (64.82 to 69.47) | 48.26 (46.60 to 49.98) | 41.24 (39.99 to 42.52) | 29.65 (28.75 to 30.59) | 41.80 (40.55 to 43.08) | 30.10 (29.19 to 31.03) |
| 70–74 | 70.77 (68.28 to 73.35) | 57.43 (55.44 to 59.50) | 43.48 (42.12 to 44.89) | 35.29 (34.20 to 36.42) | 44.04 (42.68 to 45.46) | 35.70 (34.61 to 36.83) |
| 75–79 | 43.64 (41.91 to 45.44) | 47.69 (45.95 to 49.51) | 26.81 (25.84 to 27.83) | 29.31 (28.34 to 30.31) | 27.10 (26.12 to 28.11) | 29.52 (28.56 to 30.52) |
| 80–84 | 32.39 (30.89 to 33.97) | 34.83 (33.43 to 36.28) | 19.90 (19.04 to 20.81) | 21.40 (20.61 to 22.22) | 20.06 (19.20 to 20.96) | 21.45 (20.67 to 22.26) |
| 85–89 | 22.10 (20.65 to 23.65) | 23.54 (22.39 to 24.75) | 13.58 (12.71 to 14.50) | 14.47 (13.80 to 15.17) | 13.66 (12.80 to 14.57) | 14.46 (13.80 to 15.16) |
| 90–94 | 12.47 (10.85 to 14.32) | 11.20 (10.26 to 12.24) | 7.66 (6.67 to 8.79) | 6.88 (6.31 to 7.51) | 7.69 (6.71 to 8.81) | 6.88 (6.31 to 7.49) |
| 95+ | 4.51 (2.89 to 7.04) | 5.03 (4.08 to 6.21) | 2.77 (1.78 to 4.32) | 3.09 (2.51 to 3.82) | 2.77 (1.79 to 4.30) | 3.09 (2.51 to 3.81) |
| Townsend score quintile |
Statin initiation rate per 1000 person-years (estimated 95% CI) |
Unadjusted relative statin initiation rate |
Adjusted relative statin initiation rate† |
|||
|---|---|---|---|---|---|---|
| Males | Females | Males | Females | Males | Females | |
| 1 | 18.15 (17.45 to 18.87) | 13.26 (12.72 to 13.82) | 1 | 0.73 (0.70 to 0.76) | 1 | 0.66 (0.65 to 0.67) |
| 2 | 17.52 (16.82 to 18.24) | 13.76 (13.19 to 14.36) | 0.97 (0.92 to 1.01) | 0.76 (0.72 to 0.79) | 1.01 (0.99 to 1.02) | 0.70 (0.69 to 0.72) |
| 3 | 16.01 (15.35 to 16.70) | 13.69 (13.11 to 14.29) | 0.88 (0.84 to 0.92) | 0.75 (0.72 to 0.79) | 1.02 (1.01 to 1.04) | 0.78 (0.76 to 0.79) |
| 4 | 15.19 (14.52 to 15.88) | 14.03 (13.41 to 14.68) | 0.84 (0.80 to 0.88) | 0.77 (0.74 to 0.81) | 1.05 (1.03 to 1.07) | 0.86 (0.85 to 0.88) |
| 5 | 14.68 (13.93 to 15.46) | 14.40 (13.66 to 15.18) | 0.81 (0.76 to 0.86) | 0.79 (0.75 to 0.84) | 1.07 (1.05 to 1.09) | 0.94 (0.92 to 0.96) |
The first column shows overall rate estimates, the second column shows relative statin therapy initiation rates and the third column shows statin therapy initiation rates adjusted for chosen factors.
*Rates adjusted for Townsend score quintile.
†Rates adjusted for age group.