Table 2.
Mammography recall by Study Group | Relative Risk of Mammography recall |
|||||
---|---|---|---|---|---|---|
Characteristics | No- suspension n = 542 |
1-month suspension n = 478 |
2-months suspension n = 451 |
p- Value |
1-month vs. No-suspension |
2-month vs. No-suspension |
All study participants | RR (95% CI) | RR (95% CI) | ||||
# recalled | 61 | 59 | 44 | |||
Recall rate (95% CI) | 11.3 (8.7, 14.2) | 12.3 (9.5,15.6) | 9.8 (7.2, 12.9) | .45 | 1.10 (0.78, 1.53) | 0.87 (0.60, 1.25) |
Estrogen only at baseline | n = 335 | n = 295 | n = 286 | |||
# recalled | 31 | 34 | 24 | |||
Recall rate (95% CI) | 9.3 (6.1, 12.4) | 11.5 (7.9, 15.2) | 8.4 (5.2, 11.6) | .42 | 1.25 (0.79, 1.97) | 0.91 (0.55, 1.51) |
Estrogen + progestin at baseline | n = 207 | n = 183 | n = 165 | |||
# recalled | 30 | 25 | 20 | |||
Recall rate (95% CI) | 14.5 (9.7, 19.3) | 13.7 (8.6, 18.7) | 12.1 (7.1, 17.2) | .80 | 0.94 (0.58, 1.54) | 0.84 (0.49, 1.42) |