Table 2.

Thumb Sucking and Pacifier Use at Different Ages Among All Infants*

Age
(Weeks)
nNothing
(%)
Thumb
(%)
Pacifier
(%)
Both
(%)
250614.45.910.37.9
449917.85.615.47.6
849311.010.513.417.2
124867.225.95.829.0
164725.333.33.234.1
204549.928.65.930.2
2640018.820.515.318.0
  • Nothing indicates no pacifier and no thumb; thumb, frequent thumb and no pacifier; pacifier, no thumb and frequent pacifier; and both, frequent thumb and frequent pacifier.

  • * Occasional thumb sucking and occasional pacifier use are not included.