Table 5

WPPSI-R score at 5 years of age and duration of breast feeding (BF)

  • Results expressed as mean (SD).

  • 5-150 Two children did not complete the WPPSI-R-test.

  • 5-151 Significantly different from <3 months (p < 0.001, SheffĂ©'s test).

  • MDI, Mental Developmental Index; PDI, Psychomotor Developmental Index.