Birth Interval (years) | Age at initiation of steroids (years, median, 1st and 3rd quartiles)a | N | On steroids %, n | Discontinued %, n | Never on steroids %, n | Age 4 to 7 not on steroidsb | |
---|---|---|---|---|---|---|---|
1980–89 | 9 (7, 17) | 87 | 20.7% 18 | 31.0% 27 | 48.3% 42 | NA | NA |
1990–94 | 8 (6, 10) | 138 | 42.8% 59 | 29.7% 41 | 27.5% 38 | NA | NA |
1995–99 | 7 (6, 8) | 316 | 66.5% 210 | 21.2% 67 | 12.3% 39 | NA | NA |
2000–04 | 6 (4, 8) | 449 | 77.7% 349 | 10.5% 47 | 11.8% 53 | 67.6% | 46/68 |
2005–09c | 5 (4, 6) | 418 | 75.6% 316 | 3.3% 14 | 21.1% 88 | 69.6% | 156/224 |