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Table 2 Mixed effects analysis of the relationship between ASQ and colic and sleep problems

From: Association between colic and sleep problems in infancy and subsequent development, emotional and behavioral problems: a longitudinal study

 

ASQ

Variable

B

95% CI

p-values

Colic

 Time

   

 Baseline (6 months)

ref

  

  18 months

− 0.03

− 0.06 to   0.00

  0.02

  3 years

   0.03

− 0.00 to - 0.06

  0.07

  5 years

−0.10

− 0.14 to - 0.06

< 0.01

Sleep duration a

 Time

   

 Baseline (6 months)

ref

  

  18 months

  0.09

  0.04 to 0.14

< 0.01

  3 years

  0.08

   0.01 to 0.14

   0.02

  5 years

−0.02

− 0.11 to 0.07

   0.62

Frequent nocturnal awakenings b

 Time

   

 Baseline (6 months)

ref

  

  18 months

−0.06

−0.01 to - 0.02

< 0.01

  3 years

−0.01

−0.01 to - 0.03

< 0.01

     5 years

  0.01

−0.01 to - 0.02

   0.26

Easy to put to bed c

 Time

   

 Baseline (6 months)

ref

  

  18 months

−0.06

−0.08 to − 0.03

< 0.01

  3 years

  0.03

   0.00 to − 0.5

   0.04

  5 years

−0.09

− 0.01 to − 0.05

< 0.01

  1. *Adjusted for ICQ. Mother’s education, mother’s age
  2. aSleep duration: Hours of sleep per day
  3. bFrequent nocturnal awakenings: Usually wakes during the night
  4. cEasy to put to bed: Easy to put to bed and falls asleep quickly