Tronko (2003) などから

Ukrainian–American Thyroid Project 概要 Tronko MD の論文を中心に (線量評価については改めて)
13

(追跡ができない/協力が得られない等の理由により人数が減った)

Seiichi Ushikubo @sushikubo

@myenSU "the size of the preliminary cohort was too small to form a 12,000-cohort of study subjects, necessary for statistical calculations"

2013-12-30 19:08:34

(second selection
甲状腺線量が中程度の群・低い群から 14021人 が追加された)

Seiichi Ushikubo @sushikubo

@myenSU "In the process of the second selection, 14 021 additional subjects were selected at random:" http://t.co/NQd9DvEFTb

2013-12-30 19:10:47
拡大

(最終的に 34092 人が対象となった)

Seiichi Ushikubo @sushikubo

@myenSU "All together, a total of 34 092 persons were selected for involvement in the Project, including:" http://t.co/QO2eFvlfVw

2013-12-30 19:12:09
拡大
Seiichi Ushikubo @sushikubo

Stezhko VA (2004) "A Cohort Study of Thyroid Cancer and Other Thyroid Diseases after the Chornobyl Accident: ..." http://t.co/iIOQmv3Y5b

2013-12-30 22:58:38
Seiichi Ushikubo @sushikubo

@myenSU Tronko MD (2003) Fig. 1. Results of address search of cohort members (1986年の居住していたが、転居等により不明であった人が結構いた) http://t.co/PVqFyCd22u

2013-12-30 19:27:31
拡大

Screening procedures

(検査項目)

(穿刺吸引細胞診を行うかどうかの基準)

(検査の間隔:異常がなければ2年毎)

Seiichi Ushikubo @sushikubo

@myenSU Tronko "another examination, within a time interval of 2 years, for the cohort members whose results do not show any abnormality;"

2013-12-30 19:18:20

Medical findings

Seiichi Ushikubo @sushikubo

@myenSU Tronko MD (2003) Table 2 Results of the first screening cycle (13 155 cohort members ...) http://t.co/jKLkNreXp3

2013-12-30 19:33:47
拡大
Seiichi Ushikubo @sushikubo

@myenSU Tronko MD (2003) Table 3 Results of the second screening cycle (9324 cohort members ...) http://t.co/rEkdV2Mt11

2013-12-30 19:34:55
拡大

As of January 1st, 2003, among 13 227 cohort members, 64 thyroid carcinomas have been detected, including 43 during the first screening and 21 during the second screening
(2003年1月1日の時点で対象となった13227人で64人の甲状腺がんが発見された。内訳は第一次スクリーニングで43人、第二次スクリーニングで21人)

(事故時の年齢)

Seiichi Ushikubo @sushikubo

@myenSU Tronko MD (2003) Fig. 4. Distribution of thyroid cancer cases by age in 1986. http://t.co/L00Qp8iHYI

2013-12-30 19:36:48
拡大

(甲状腺線量による発症の違い)

Seiichi Ushikubo @sushikubo

@myenSU Tronko MD (2003) Fig. 5. Crude prevalence of thyroid cancer cases per 1000 cohort members http://t.co/duNfoTMFm0

2013-12-30 19:38:28
拡大