Table 7

Estimated effects of ¹³⁷Caesium and year of measurements on erythrocyte count, hemoglobin, and platelet counts ^Ψ

Erythrocyte count (10¹²/L) 698 children, 2,404 measurements

Hemoglobin (g/dL)^Φ 698 children, 2,404 measurements

Platelet count (10⁹/L) 698 children, 2,403 measurements

Effect

Adj. Mean^#

5–95% confidence interval

p

Adj. Mean^#

5–95% confidence interval

p

Adj. Mean^#

5–95% confidence interval

p

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

29–112

4.02

3.98-

4.06

Ref.

12.2

12.1-

12.3

Ref.

284

274

294

Ref.

116–156

3.99

3.97-

4.03

0.29

12.0

11.9-

12.2

0.039

273

266

282

0.07

165–253

4.00

3.93-

3.93

0.42

12.1

12.0-

12.2

0.34

281

273

290

0.52

266–310

3.88

3.84-

3.93

<0.001

11.8

11.7-

12.0

0.001

255

242

267

<0.001

350–879

3.96

3.93-

3.99

0.009

12.0

11.0-

12.1

0.033

264

256

271

<0.001

Φ 1 g/dL equals about 0.6206 mmol/L.

Ψ P-value are based on t-test compared with the reference (Ref.) in children born after the accident.

# Adjusted for age, sex, and year of measurement

Stepanova et al. Environmental Health 2008 7:21   doi:10.1186/1476-069X-7-21