TABLE 2

PSI Scores for False-Positive and Normal-Screened Groups

VariablePSI Score, Mean ± SDPa
False-Positive (148 Mothers, 68 Fathers)Normal-Screened (49 Mothers, 26 Fathers)
Total score
    Mothers73.2 ± 12.659.5 ± 9.5<.001
    Fathers72.6 ± 15.366.2 ± 14.1.02
Parental distress subscale
    Mothers28.1 ± 5.527.1 ± 6.6.08
    Fathers26.9 ± 5.427.0 ± 6.5.74
Difficult child subscale
    Mothers25.1 ± 5.518.6 ± 5.0<.001
    Fathers25.3 ± 6.522.3 ± 5.1.05
Parent-child dysfunction interaction subscale
    Mothers19.9 ± 5.314.1 ± 2.4<.001
    Fathers20.4 ± 7.016.4 ± 4.3.004
  • Only PSI scores for subjects whose defensive responding index was >10 were included in the analysis; excluded were 34 mothers (17 in the false-positive group) and 29 fathers (18 in the false-positive group).

  • a Wilcoxon rank sum test.