Table 1 Characteristics of female young adult survivors and their matched controls
All | Prediagnosis Childbirth | No Prediagnosis Childbirth | ||||
|---|---|---|---|---|---|---|
Young Survivors (N = 3,285) | Controls (N = 15,176) | Young Survivors (N = 1,093) | Controls (N = 2,066) | Young Survivors (N = 2,192) | Controls (N = 6,937) | |
Age, Mean (SD) | 28.8 (4.1) | 28.6 (4.1) | 30.1 (3.3) | 30.8 (2.8) | 28.1 (4.3) | 27.3 (4.4) |
Median Follow-up in survivors without childbirth | 12.4 | 13.0 | 11.7 | 11.9 | 12.8 | 13.6 |
Diagnosis Year (%) | ||||||
1992 | 397 (12.1) | 92 (8.3) | 305 (13.9) | |||
1993 | 387 (11.8) | 109 (10.0) | 278 (12.7) | |||
1994 | 386 (11.8) | 110 (10.0) | 276 (12.6) | |||
1995 | 400 (12.2) | 142 (12.4) | 258 (11.8) | |||
1996 | 385 (11.7) | 134 (12.3) | 251 (11.4) | |||
1997 | 410 (12.5) | 150 (13.8) | 260 (11.9) | |||
1998 | 441 (13.4) | 177 (16.3) | 264 (12.0) | |||
1999 | 479 (14.6) | 179 (17.0) | 300 (13.7) | |||
Income Quintile (%) | ||||||
1 (lowest) | 662 (20.2) | 3138 (20.7) | 210 (19.2) | 395 (19.1) | 452 (20.6) | 1413 (20.4) |
2 | 677 (20.6) | 3269 (21.5) | 214 (19.6) | 425 (20.6) | 463 (21.1) | 1502 (21.7) |
3 | 644 (19.6) | 3066 (20.2) | 218 (20.0) | 423 (20.5) | 426 (19.4) | 1381 (19.9) |
4 | 681 (20.7) | 2975 (19.6) | 246 (22.5) | 465 (22.5) | 435 (19.8) | 1315 (19.0) |
5 (highest) | 621 (18.9) | 2728 (18.0) | 205 (18.8) | 358 (17.3) | 416 (19.0) | 1326 (19.1) |
Surgical Sterilization 12 months or more after Diagnosis or Referent Date (%) | ||||||
Yes | 637 (19.4) | 2,609 (17.2) | 305 (27.9) | 520 (25.2) | 332 (15.1) | 855 (12.3) |
No | 2,648 (80.6) | 12,567 (82.8) | 788 (72.1) | 1,546 (74.8) | 1,860 (84.9) | 6,082 (87.7) |
Childbirth prior to diagnosis or Referent Date (%) | ||||||
Yes | 1,093 (33.3) | 5,342 (35.2) | 1,093 (100) | 2,066 (100) | ||
No | 2,192 (66.7) | 9,834 (64.8) | 2,192 (100) | 6,937 (100) | ||
Childbirth 12 months or more after Diagnosis or Referent Date (%) | ||||||
Yes | 1,194 (36.3) | 6,049 (39.9) | 336 (30.7) | 716 (34.7) | 858 (39.1) | 2,983 (43.0) |
No | 2,091 (63.7) | 9,127 (60.1) | 757 (69.3) | 1,350 (65.3) | 1,334 (60.9) | 3,954 (57.0) |
Mean number of deliveries | ||||||
12 Months or more post diagnosis/referent date | 0.58 | 0.63 | 0.39 | 0.43 | 0.68 | 0.76 |
At any time pre or post diagnosis/referent date | 1.05 | 1.12 | 1.80 | 1.87 | 0.68 | 0.76 |
Cumulative 10-year delivery rate | 36.3 | 39.1 | 32.5 | 36.2 | 38.0 | 40.4 |