Table 3. Distribution of responses (N (%)) to questionnaires during the two interviews and thyroid doses due to 131I intakes.
| Characteristics | Total | Pairs of respondents | |||||
|---|---|---|---|---|---|---|---|
|
| |||||||
| Subject-subject | Subject-mother | Subject-other relative | Mother-to mother | Mother-other relative | Other relative-other relative | ||
| Residential history | |||||||
| Name of settlement ATAa | 14,982 (100) | 5,662 (37.8) | 4,294 (28.7) | 1,056 (7.0) | 2,664 (17.8) | 1,062 (7.1) | 244 (1.6) |
| < 10 y b | 10,219 (100) | 1,289 (12.6) | 4,163 (40.7) | 818 (8.0) | 2,657 (26.0) | 1,050 (10.3) | 242 (2.4) |
| 10-18 y b | 4,763 (100) | 4,373 (91.8) | 131 (2.8) | 238 (5.0) | 7 (0.15) | 12 (0.3) | 2 (0.05) |
| Male c | 7,120 (100) | 2,610 (36.7) | 2,053 (28.8) | 516 (7.2) | 1,296 (18.2) | 502 (7.1) | 143 (2.0) |
| Female c | 7,862 (100) | 3,052 (38.8) | 2,241 (28.5) | 540 (6.9) | 1,368 (17.4) | 560 (7.1) | 101 (1.3) |
| Rural d | 10,731 (100) | 4,501 (41.9) | 2,784 (25.9) | 786 (7.3) | 1,752 (16.3) | 731 (6.8) | 177 (1.6) |
| Urban d | 3,897 (100) | 1,093 (28.0) | 1,381 (35.4) | 235 (6.0) | 836 (21.5) | 293 (7.5) | 59 (1.5) |
| Time between interviews < 2.1 y | 4,092 (100) | 2,432 (59.4) | 760 (18.6) | 167 (4.1) | 552 (13.5) | 136 (3.3) | 45 (1.1) |
| Time between interviews ≥ 5.0 y | 3,789 (100) | 600 (15.8) | 1,685 (44.5) | 373 (9.8) | 645 (17.0) | 383 (10.1) | 103 (2.7) |
|
| |||||||
| Number of settlements of residence | 14,982 (100) | 5,662 (37.8) | 4,294 (28.7) | 1,056 (7.0) | 2,664 (17.8) | 1,062 (7.1) | 244 (1.6) |
| < 10 y | 10,219 (100) | 1,289 (12.6) | 4,163 (40.7) | 818 (8.0) | 2,657 (26.0) | 1,050 (10.3) | 242 (2.4) |
| 10-18 y | 4,763 (100) | 4,373 (91.8) | 131 (2.8) | 238 (5.0) | 7 (0.15) | 12 (0.3) | 2 (0.05) |
| Male | 7,120 (100) | 2,610 (36.7) | 2,053 (28.8) | 516 (7.2) | 1,296 (18.2) | 502 (7.1) | 143 (2.0) |
| Female | 7,862 (100) | 3,052 (38.8) | 2,241 (28.5) | 540 (6.9) | 1,368 (17.4) | 560 (7.1) | 101 (1.3) |
| Rural | 10,731 (100) | 4,501 (41.9) | 2,784 (25.9) | 786 (7.3) | 1,752 (16.3) | 731 (6.8) | 177 (1.6) |
| Urban | 3,897 (100) | 1,093 (28.0) | 1,381 (35.4) | 235 (6.0) | 836 (21.5) | 293 (7.5) | 59 (1.5) |
| Time between interviews < 2.1 y | 4,092 (100) | 2,432 (59.4) | 760 (18.6) | 167 (4.1) | 552 (13.5) | 136 (3.3) | 45 (1.1) |
| Time between interviews ≥ 5.0 y | 3,789 (100) | 600 (15.8) | 1,685 (44.5) | 373 (9.8) | 645 (17.0) | 383 (10.1) | 103 (2.7) |
|
| |||||||
| Date of first relocation | 8,958 (100) | 3,595 (40.1) | 2,091 (23.3) | 534 (6.0) | 1,899 (21.2) | 694 (7.7) | 145 (1.6) |
| < 10 y | 5,683 (100) | 607 (10.7) | 2,003 (35.2) | 353 (6.2) | 1,892 (33.3) | 684 (12.0) | 144 (2.5) |
| 10-18 y | 3,275 (100) | 2,988 (91.2) | 88 (2.7) | 181 (5.5) | 7 (0.21) | 10 (0.31) | 1 (0.03) |
| Male | 4,133 (100) | 1,571 (38.0) | 970 (23.5) | 247 (6.0) | 934 (22.6) | 332 (8.0) | 79 (1.9) |
| Female | 4,825 (100) | 2,024 (41.9) | 1,121 (23.2) | 287 (5.9) | 965 (20.0) | 362 (7.5) | 66 (1.4) |
| Rural | 6,468 (100) | 2,955 (45.7) | 1,258 (19.4) | 398 (6.2) | 1,282 (19.8) | 467 (7.2) | 108 (1.7) |
| Urban | 2,266 (100) | 589 (26.0) | 772 (34.1) | 122 (5.4) | 555 (24.5) | 198 (8.7) | 30 (1.3) |
| Time between interviews < 2.1 y | 2,355 (100) | 1,453 (61.7) | 333 (14.1) | 83 (3.5) | 371 (15.8) | 84 (3.6) | 31 (1.3) |
| Time between interviews ≥ 5.0 y | 2,213 (100) | 426 (19.2) | 837 (37.8) | 179 (8.1) | 460 (20.8) | 253 (11.4) | 58 (2.6) |
|
| |||||||
| Name of settlement of first relocation | 9,361 (100) | 3,719 (39.7) | 2,292 (24.5) | 574 (6.1) | 1,916 (20.5) | 709 (7.6) | 151 (1.6) |
| < 10 y | 6,020 (100) | 671 (11.1) | 2,201 (36.6) | 390 (6.5) | 1,909 (31.7) | 699 (11.6) | 150 (2.5) |
| 10-18 y | 3,341 (100) | 3048 (91.2) | 91 (2.7) | 184 (5.5) | 7 (0.21) | 10 (0.31) | 1 (0.03) |
| Male | 4,323 (100) | 1632 (37.8) | 1057 (24.5) | 268 (6.2) | 943 (21.8) | 339 (7.8) | 84 (1.9) |
| Female | 5,038 (100) | 2087 (41.4) | 1235 (24.5) | 306 (6.1) | 973 (19.3) | 370 (7.3) | 67 (1.3) |
| Rural | 6,790 (100) | 3,062 (45.1) | 1,416 (20.9) | 429 (6.3) | 1,290 (19.0) | 479 (7.1) | 114 (1.7) |
| Urban | 2,334 (100) | 605 (25.9) | 808 (34.6) | 128 (5.5) | 562 (24.1) | 201 (8.6) | 30 (1.3) |
| Time between interviews < 2.1 y | 2,447 (100) | 1,502 (61.4) | 367 (15.0) | 86 (3.5) | 371 (15.2) | 90 (3.7) | 31 (1.3) |
| Time between interviews ≥ 5.0 y | 2,331 (100) | 434 (18.6) | 923 (39.6) | 196 (8.4) | 464 (19.9) | 254 (10.9) | 60 (2.6) |
|
| |||||||
| Residential history for evacuees | |||||||
| Name of settlement ATA | 944 (100) | 393 (41.6) | 198 (21.0) | 115 (12.2) | 117 (12.4) | 100 (10.6) | 21 (2.2) |
| Number of settlements | 944 (100) | 393 (41.6) | 198 (21.0) | 115 (12.2) | 117 (12.4) | 100 (10.6) | 21 (2.2) |
| Date of evacuation | 853 (100) | 367 (43.0) | 165 (19.3) | 100 (11.7) | 112 (13.1) | 90 (10.6) | 19 (2.2) |
| Name of settlement after evacuation | 853 (100) | 367 (43.0) | 165 (19.3) | 100 (11.7) | 112 (13.1) | 90 (10.6) | 19 (2.2) |
|
| |||||||
| Cow milk consumption | |||||||
| Source of milk | 14,982 (100) | 5,662 (37.8) | 4,294 (28.7) | 1,056 (7.0) | 2,664 (17.8) | 1,062 (7.1) | 244 (1.6) |
| < 10 y | 10,219 (100) | 1,289 (12.6) | 4,163 (40.7) | 818 (8.0) | 2,657 (26.0) | 1,050 (10.3) | 242 (2.4) |
| 10-18 y | 4,763 (100) | 4,373 (91.8) | 131 (2.8) | 238 (5.0) | 7 (0.15) | 12 (0.25) | 2 (0.04) |
| Male | 7,120 (100) | 2,610 (36.7) | 2,053 (28.8) | 516 (7.2) | 1,296 (18.2) | 502 (7.1) | 143 (2.0) |
| Female | 7,862 (100) | 3,052 (38.8) | 2,241 (28.5) | 540 (6.9) | 1,368 (17.4) | 560 (7.1) | 101 (1.3) |
| Rural | 10,731 (100) | 4,501 (41.9) | 2,784 (25.9) | 786 (7.3) | 1,752 (16.3) | 731 (6.8) | 177 (1.6) |
| Urban | 3,897 (100) | 1,093 (28.0) | 1,381 (35.4) | 235 (6.0) | 836 (21.5) | 293 (7.5) | 59 (1.5) |
| Time between interviews < 2.1 y | 4,092 (100) | 2,432 (59.4) | 760 (18.6) | 167 (4.1) | 552 (13.5) | 136 (3.3) | 45 (1.1) |
| Time between interviews ≥ 5.0 y | 3,789 (100) | 600 (15.8) | 1,685 (44.5) | 373 (9.8) | 645 (17.0) | 383 (10.1) | 103 (2.7) |
|
| |||||||
| Consumption rate ATA of privately owned cow milk | 14,627 (100) | 5,541 (37.9) | 4,189 (28.6) | 1,006 (6.9) | 2,637 (18.0) | 1,023 (7.0) | 231 (1.6) |
| < 10 y | 9,914 (100) | 1,211 (12.2) | 4,059 (40.9) | 774 (7.8) | 2,630 (26.5) | 1,011 (10.2) | 229 (2.3) |
| 10-18 y | 4,713 (100) | 4,330 (91.9) | 130 (2.8) | 232 (4.9) | 7 (0.15) | 12 (0.25) | 2 (0.04) |
| Male | 6,955 (100) | 2,557 (36.8) | 2,004 (28.8) | 489 (7.0) | 1,287 (18.5) | 483 (6.9) | 135(1.9) |
| Female | 7,672 (100) | 2,984 (38.9) | 2,185 (28.5) | 517 (6.7) | 1,350 (17.6) | 540 (7.0) | 96 (1.3) |
| Rural | 10,420 (100) | 4,389 (42.1) | 2,689 (25.8) | 744 (7.1) | 1,735 (16.7) | 697 (6.7) | 166 (1.6) |
| Urban | 3,862 (100) | 1,086 (28.1) | 1,373 (35.6) | 228 (5.9) | 829 (21.5) | 289 (7.5) | 57 (1.5) |
| Time between interviews < 2.1 y | 4,003 (100) | 2,382 (59.5) | 742 (18.5) | 157 (3.9) | 549 (13.7) | 128 (3.2) | 45 (1.1) |
| Time between interviews ≥ 5.0 y | 3,700 (100) | 595 (16.1) | 1,636 (44.2) | 359 (9.7) | 638 (17.2) | 374 (10.1) | 98 (2.7) |
|
| |||||||
| Consumption rate of privately owned cow milke | 14,496 (100) | 5,506 (38.0) | 4,140 (28.6) | 993 (6.9) | 2,611 (18.0) | 1016 (7.0) | 230 (1.6) |
| < 10 y | 9,805 (100) | 1,197 (12.2) | 4,010 (40.9) | 762 (7.8) | 2,604 (26.6) | 1,004 (10.2) | 228 (2.3) |
| 10-18 y | 4,691 (100) | 4,309 (91.9) | 130 (2.8) | 231 (4.9) | 7 (0.15) | 12 (0.25) | 2 (0.04) |
| Male | 6,900 (100) | 2,536 (36.8) | 1,984 (28.8) | 484 (7.0) | 1,279 (18.5) | 482 (7.0) | 135 (2.0) |
| Female | 7,596 (100) | 2,970 (39.1) | 2,156 (28.4) | 509 (6.7) | 1,332 (17.5) | 534 (7.0) | 95 (1.3) |
| Rural | 10,317 (100) | 4,357 (42.2) | 2,649 (25.7) | 737 (7.1) | 1,715 (16.6) | 693 (6.7) | 166 (1.6) |
| Urban | 3,836 (100) | 1,083 (28.2) | 1,365 (35.6) | 222 (5.8) | 824 (21.5) | 286 (7.5) | 56 (1.5) |
| Time between interviews < 2.1 y | 5,310 (100) | 3,089 (58.2) | 1,026 (19.3) | 211 (4.0) | 746 (14.0) | 188 (3.5) | 50 (0.9) |
| Time between interviews ≥ 5.0 y | 4,432 (100) | 766 (17.3) | 1,922 (43.4) | 437 (9.9) | 772 (17.4) | 426 (9.6) | 109 (2.5) |
|
| |||||||
| Consumption rate ATA of milk from a commercial trade network | 14,804 (100) | 5,597 (37.8) | 4,231 (28.6) | 1,034 (7.0) | 2,655 (17.9) | 1,052 (7.1) | 235 (1.6) |
| < 10 y | 10,058 (100) | 1,240 (12.3) | 4,100 (40.8) | 797 (7.9) | 2,648 (26.3) | 1,040 (10.3) | 233 (2.3) |
| 10-18 y | 4,746 (100) | 4,357 (91.8) | 131 (2.8) | 237 (5.0) | 7 (0.15) | 12 (0.25) | 2 (0.04) |
| Male | 7,021 (100) | 2,575 (36.7) | 2,015 (28.7) | 505 (7.2) | 1,291 (18.4) | 497 (7.1) | 138 (2.0) |
| Female | 7,783 (100) | 3,022 (38.8) | 2,216 (28.5) | 529 (6.8) | 1,364 (17.5) | 555 (7.1) | 97 (1.2) |
| Rural | 10,639 (100) | 4,466 (42.0) | 2,750 (25.8) | 778 (7.3) | 1,748 (16.4) | 726 (6.8) | 171 (1.6) |
| Urban | 3,816 (100) | 1,065 (27.9) | 1,355 (35.5) | 221 (5.8) | 831 (21.8) | 288 (7.5) | 56 (1.5) |
| Time between interviews < 2.1 y | 4,041 (100) | 2,400 (59.4) | 752 (18.6) | 161 (4.0) | 552 (13.7) | 134 (3.3) | 42 (1.0) |
| Time between interviews ≥ 5.0 y | 3,740 (100) | 598 (16.0) | 1,656 (44.3) | 366 (9.8) | 638 (17.1) | 381 (10.2) | 101 (2.7) |
|
| |||||||
| Consumption rate of milk from a commercial trade networke | 14,615 (100) | 5,521 (37.8) | 4,180 (28.6) | 1,022 (7.0) | 2,630 (18.0) | 1,030 (7.0) | 232 (1.6) |
| < 10 y | 9,936 (100) | 1,226 (12.3) | 4,050 (40.8) | 789 (7.9) | 2,623 (26.4) | 1,018 (10.2) | 230 (2.3) |
| 10-18 y | 4,679 (100) | 4,295 (91.8) | 130 (2.8) | 233 (5.0) | 7 (0.15) | 12 (0.25) | 2 (0.04) |
| Male | 6,927 (100) | 2,537 (36.6) | 1,990 (28.7) | 498 (7.2) | 1,279 (18.5) | 488 (7.0) | 135 (1.9) |
| Female | 7,688 (100) | 2,984 (38.8) | 2,190 (28.5) | 524 (6.8) | 1,351 (17.6) | 542 (7.0) | 97 (1.3) |
| Rural | 10,336 (100) | 4,313 (41.7) | 2,693 (26.1) | 756 (7.3) | 1,703 (16.5) | 703 (6.8) | 168 (1.6) |
| Urban | 3,785 (100) | 1,060 (28.0) | 1,354 (35.8) | 216 (5.7) | 816 (21.6) | 286 (7.6) | 53 (1.4) |
| Time between interviews < 2.1 y | 3,488 (100) | 2,136 (61.2) | 590 (16.9) | 142 (4.1) | 475 (13.6) | 114 (3.3) | 31 (0.9) |
| Time between interviews ≥ 5.0 y | 2,527 (100) | 446 (17.6) | 1,055 (41.7) | 268 (10.6) | 458 (18.1) | 240 (9.5) | 60 (2.4) |
|
| |||||||
| Milk products consumption | |||||||
| Consumption rate of milk products | 10,267 (100) | 4,223 (41.1) | 2,680 (26.1) | 674 (6.6) | 1,837 (17.9) | 700 (6.8) | 153 (1.5) |
|
| |||||||
| Leafy vegetables consumption | |||||||
| Date of beginning of consumption | 5,523 (100) | 2,812 (50.9) | 1,218 (22.1) | 332 (6.0) | 834 (15.1) | 272 (4.9) | 55 (1.0) |
| Date of ending of consumption | 664 (100) | 299 (45.0) | 131 (19.7) | 45 (6.8) | 129 (19.4) | 49 (7.4) | 11 (1.7) |
| Consumption rate | 10,013 (100) | 3,459 (34.5) | 3,147 (31.4) | 648 (6.5) | 1,900 (19.0) | 697 (7.0) | 162 (1.6) |
|
| |||||||
| Stable iodine administration | |||||||
| Yes/No | 11,274 (100) | 4,502 (39.9) | 2,742 (24.3) | 666 (5.9) | 2,401 (21.3) | 793 (7.1) | 170 (1.5) |
| Date of beginning | 2,835 (100) | 1,321 (46.6) | 547 (19.3) | 139 (4.9) | 614 (21.7) | 185 (6.5) | 29 (1.0) |
| Duration | 2,605 (100) | 1,226 (47.1) | 498 (19.1) | 127 (4.9) | 570 (21.9) | 158 (6.1) | 26 (1.0) |
|
| |||||||
| Thyroid dose from 131I intakes | |||||||
| Ecological or instrumental thyroid dose | 14,982 (100) | 5,662 (37.8) | 4,294 (28.7) | 1,056 (7.0) | 2,664 (17.8) | 1,062 (7.1) | 244 (1.6) |
a
ATA = at the time of the accident.
b
Age of the study subject at the time of the accident.
c
Gender of the study subject.
d
Type of residence of respondent at the time of the accident. Some respondents reported rural type of residence during one interview and urban – during another interview. They are not shown in the table.
e
Consumption rate averaged over the period from 26 April through 10 May 1986.