Skip to main content

Table 1 Characteristics of the study population

From: Dietary supplementation with radionuclide free food improves children's health following community exposure to 137Cesium: a prospective study

 

Children participating (n = 947) n (%)

Total number of observations (n = 3,573) n (%)

Gender

  

Male

454 (48)

1,674 (47)

Age at enrollment

  

7-11

795 (84)

3,053 (85)

12-15

133 (14)

500 (14)

≥16- < 17

19 (2)

20 (0.6)

Age at the examination, years

mean ± std 11.2 ± 2.6

Year of birth

 

1979

1 (0.1)

2 (0.1)

1980

57 (6)

205 (6)

1981

61 (6)

267 (7)

1982

102 (11)

482 (13)

1983

121 (13)

566 (16)

1984

114 (12)

588 (16)

1985

90 (9)

457 (13)

a

-

-

1987

83 (9)

331 (9)

1988

101 (11)

296 (8)

1989

103 (11)

217 (6)

1990

67 (7)

115 (3)

1991

47 (5)

47 (1)

Year of first participation

  

1993

484 (51)

2,471 (69)

1994

76 (8)

322 (9)

1995

77 (8)

267 (7)

1996

56 (6)

148 (4)

1997

190 (20)

301 (8)

1998

64 (7)

64 (2)

Quintiles of the area contamination: 137Cesium (kBq/m2)

  

51-104

158 (17)

580 (16)

105-127

193 (20)

699 (19)

128-219

221 (23)

852 (24)

220-318

165 (17)

492 (14)

319-356

210 (22)

950 (27)

  1. std: standard deviation
  2. aChildren born in 1986 were analyzed and reported in a separate paper [40]