Table 2.

Characteristics of Study Parents

CharacteristicInfant Massage
Group (n = 28)
n (%)
Crib Vibrator
Group (n = 30)
n (%)
Couples27 (96)30 (100)
 Married17 (63)21 (70)
Father's employment*
 Employed24 (89)21 (70)
 Unemployed 3 (11) 5 (17)
 Student 0 (0) 4 (13)
Age at child's birth (y)
 Mother30.0 (4.2)28.6 (4.4)
 Father31.0 (4.0)29.6 (4.2)
  • * n = 27 in the massage group.

  • Data are presented as means (SD).