Table 4 Ordinal regressions and Firth’s biased reduced logistic regressions with SDQ parent and youth measures as predictors of DAWBA bands/disorders in the community sample (N = 252)

SDQ total/impact score

Parent SDQ total score

0.67 (0.34–1.01)***

0.69 (0.11–1.27)*

0.31 (−0.15 to 0.78)

−0.78 (−3.20 to 0.32)

0.77 (0.42–1.12)***

0.93 (0.20–1.70)*

Parent SDQ impact

0.27 (−0.05 to 0.59)

0.12 (−0.33 to 0.57)

−0.25 (−0.73 to 0.23)

0.47 (−0.65 to 2.05)

0.31 (−0.01 to 0.63)

−0.11 (−0.94 to 0.55)

Youth SDQ total score

0.49 (0.19–0.78)**

0.54 (−0.04 to 1.14)

0.62 (0.18–1.06)**

1.51 (0.35–3.25)*

0.14 (−0.18 to 0.46)

0.08 (−0.74 to 0.84)

Youth SDQ impact

0.62 (0.30–0.94)***

0.65 (0.21–1.16)**

0.45 (0.13–0.77)**

0.51 (−0.11 to 1.19)

0.17 (−0.11 to 0.48)

0.06 (−0.44 to 0.51)

SDQ subscales

Parent SDQ emotion problems

–

–

0.43 (0.10–0.76)*

0.11 (−0.59 to 0.81)

–

–

Youth SDQ emotion problems

–

–

0.89 (0.49–1.30)***

1.22 (0.45–2.19)**

–

–

SDQ subscales

Parent SDQ behaviour problems

–

–

–

–

1.01 (0.78–1.30)***

1.11 (0.51–1.82)***

Youth SDQ behaviour problems

–

–

–

–

0.26 (−0.02 to 0.55)

0.46 (−0.20 to 1.14)