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Table 2 Parental perception of infant temperament : Assessment using the Infant Characteristics Questionnaire (ICQ)* at enrollment and study end†

From: Tolerance of a standard intact protein formula versus a partially hydrolyzed formula in healthy, term infants

ICQ subscale§

enrollment‡

study end‡

 

INTACT

PH

INTACT

PH

Fussy-difficult

25.6 ± 0.79

24.7 ± 0.80

25.5 ± 0.81

25.8 ± 0.82

Adaptable

11.8 ± 0.50

11.6 ± 0.51

10.4 ± 0.51a

10.9 ± 0.52

Dull

14.8 ± 0.45

15.3 ± 0.46

9.8 ± 0.47b

10.2 ± 0.47b

Predictable

16.7 ± 0.54

16.6 ± 0.54

16.0 ± 0.55

16.4 ± 0.56

  1. * A lower ICQ score is closer to optimal behavior
  2. † Study end: day 60 (study completion) or early study discontinuation at any time point
  3. ‡ Comparisons at time-points between study groups for ICQ subscale were not statistically significant, P > 0.05.
  4. §Least square means ± SE
  5. a score at enrollment vs. day 60, P = 0.001
  6. b score at enrollment vs. day 60, P < 0.001