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. Author manuscript; available in PMC: 2013 Sep 18.
Published in final edited form as: Dev Psychol. 2009 Mar;45(2):491–502. doi: 10.1037/a0014942

Means and Standard Deviations of Key Variables From Listwise Deletion and Multiple Imputation of Data

Variable Boys
Girls
Listwise deletion (N = 440)
Multiple imputation (N = 3,525)
Listwise deletion (N = 447)
Multiple imputation (N = 3,295)
M (SD) M (SD) M (SD) M (SD)
Externalizinga 52.67 (8.36) 52.84 (8.47) 51.75 (8.30) 51.92 (8.38)
Intrusivenessa 1.50 (0.75) 1.59 (0.77) 1.33 (0.60) 1.40 (0.65)
Positive regarda 2.84 (0.70) 2.78 (0.70) 2.89 (0.69) 2.85 (0.71)
Depressive symptomsa 9.12 (8.74) 9.95 (8.73) 9.63 (8.29) 10.01 (8.17)
Externalizingb 48.05 (9.88) 48.62 (9.72) 49.04 (9.80) 49.15 (9.75)
Harsh controlb 21.37 (3.13) 21.75 (3.25) 21.36 (3.38) 21.51 (3.38)
Hostilityb 1.45 (0.79) 1.52 (0.83) 1.60 (1.04) 1.64 (1.00)
Respect for autonomyb 5.30 (1.09) 5.20 (1.14) 5.30 (1.20) 5.21 (1.20)
Supportive presenceb 5.33 (1.26) 5.21 (1.32) 5.08 (1.46) 5.01 (1.44)
Depressive symptomsb 7.97 (8.31) 9.15 (8.34) 8.39 (8.37) 8.94 (8.09)
a

24 months.

b

Grade 1.