TABLE 5

Effect of Infant Age and Room Temperature on Blanket Height Relative to the Infant's Face

Blanket LevelConstant (95% CI)aEffect of Infant Age (95% CI)bPEffect of Room Temperature (95% CI)cP
Below chin6.91 (6.07 to 7.75)0.064 (−0.046 to 0.17)0.250.29 (0.06 to 0.53)0.02
To eyes1.14 (0.68 to 1.60)−0.003 (−0.063 to 0.057)0.9−0.18 (−0.31 to −0.06)0.006
Above eyes0.65 (0.30 to 0.99)−0.02 (−0.06 to 0.03)0.46−0.08 (−0.18 to 0.02)0.10
  • Data are shown as hours per study.

  • a Results calculated for an infant aged 12 weeks in a room at 15°C.

  • b Change in sleep hours for each 1-week increase in infant age.

  • c Change in sleep hours for each 1°C increase in room temperature.