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Table 4 Comparison of the incidence of iron deficiency (ID) at follow-up

From: Habitual dietary protein intake affects body iron status in Japanese female college rhythmic gymnasts: a follow-up study

Group

With ID

Without ID

p

ORs for ID incidence

(95 % CI)

L (n = 11)

8 (72.8)

3 (27.2)

0.010

1

0.047 (0.004–0.552)

H (n = 9)

1 (11.2)

8 (88.8)

  
  1. Values represent numbers of participants (%). p: Fisher’s exact test
  2. With ID: participants who developed iron deficiency; Without ID: participants who did not develop iron deficiency
  3. Iron deficiency (ID) was defined as serum ferritin <12.0 ng/mL and/or Hb <12.0 g/dL