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Table 3 Meta-analysis of formaldehyde exposure and risk of specific types of myeloid leukemia in the most informative cohorts

From: The importance of evaluating specific myeloid malignancies in epidemiological studies of environmental carcinogens

Characteristics

No. of estimates

Meta-RR estimate (95%CI)

I2 test (%)

p-value

Egger’s test

ML

 High exposure

3

1.28 (0.81–2.02)

0.00

0.2874

0.7851

 Any exposure

3

1.05 (0.85–1.30)

8.85

0.6622

0.4056

AML

 High exposure

4

1.15 (0.94–1.41)

0.00

0.1808

0.8301

 Any exposure

2

0.90 (0.67–1.22)

0.00

0.5063

NA

CML

 High exposure

2

0.92 (0.50–1.70)

0.00

0.7893

NA

 Any exposure

2

1.05 (0.65–1.69)

0.00

0.8458

NA