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. Author manuscript; available in PMC: 2020 May 29.
Published in final edited form as: Behav Genet. 2015 Apr 5;45(4):438–450. doi: 10.1007/s10519-015-9716-8

Table 1.

Fit statistics for biometric moderation models

−2lnL Model comparison Δχ2 Δdf p AIC BIC
Internalizing
Maternal discipline
 1. BivCholesky −3812.70 7647 7698
 2. BivCholesky GxM −3685.01 Model 2 versus 1 127.69 6 0.00 7406 7487
 3. NLMain GxM −3685.71 Model 3 versus 2 0.70 4 0.95 7397 7456
4. NL Main 3688.55 Model 4 versus 3 2.85 3 0.42 7397 7442
 5. Linear Main −3812.82 Model 5 versus 4 124.27 1 0.00 7644 7685
Maternal affection
 1. BivCholesky −3736.41 7495 7545
 2. BivCholesky GxM −3607.85 Model 2 versus 1 128.57 6 0.00 7252 7333
 3. NLMain GxM −3611.88 Model 3 versus 2 4.03 4 0.40 7250 7308
4. NL Main 3616.92 Model 4 versus 3 5.04 3 0.17 7254 7299
 5. Linear Main −3738.77 Model 5 versus 4 121.85 1 0.00 7496 7537
Paternal discipline
 1. BivCholesky −3807.56 7637 7687
 2. BivCholesky GxM −3663.99 Model 2 versus 1 143.57 6 0.00 7364 7445
3. NLMain GxM 3666.90 Model 3 versus 2 2.91 4 0.57 7360 7418
 4. NL Main −3682.07 Model 4 versus 3 15.17 3 0.00 7384 7429
 5. Linear Main −3808.85 Model 5 versus 4 126.78 1 0.00 7636 7677
Paternal affection
 1. BivCholesky −3722.34 7467 7517
 2. BivCholesky GxM −3591.48 Model 2 versus 1 130.86 6 0.00 7219 7300
3. NLMain GxM 3594.54 Model 3 versus 2 3.06 4 20.55 7215 7274
 4. NL Main −3599.99 Model 4 versus 3 5.45 3 0.14 7220 7265
 5. Linear Main −3723.46 Model 5 versus 4 123.47 1 0.00 7465 7506
Alcohol use problems
Maternal discipline
 1. BivCholesky −3659.74 7341 7392
 2. BivCholesky GxM −3551.29 Model 2 versus 1 108.45 6 0.00 7139 7220
 3. NLMain GxM −3551.96 Model 3 versus 2 0.67 4 0.96 7130 7189
4. NL Main 3552.51 Model 4 versus 3 0.55 3 0.91 7125 7170
 5. Linear Main −3660.24 Model 5 versus 4 107.73 1 0.00 7339 7380
Maternal affection
 1. BivCholesky −3602.02 7226 7276
 2. BivCholesky GxM −3491.12 Model 2 versus 1 110.90 6 0.00 7018 7099
 3. NLMain GxM −3491.77 Model 3 versus 2 0.65 4 0.40 7010 7068
4. NL Main 3494.03 Model 4 versus 3 2.25 3 0.17 7008 7053
 5. Linear Main −3602.21 Model 5 versus 4 108.19 1 0.00 7222 7264
Paternal discipline
 1. BivCholesky −3653.88 7330 7380
 2. BivCholesky GxM −3541.28 Model 2 versus 1 112.60 6 0.00 7119 7200
 3. NLMain GxM −3544.40 Model 3 versus 2 3.12 4 0.54 7115 7173
4. NL Main 3544.87 Model 4 versus 3 0.47 3 0.92 7110 7155
 5. Linear Main −3656.57 Model 5 versus 4 111.71 1 0.00 7331 7372
Paternal affection
 1. BivCholesky −3578.87 7180 7230
 2. BivCholesky GxM −3460.87 Model 2 versus 1 118.00 6 0.00 6958 7039
3. NLMain GxM 3461.90 Model 3 versus 2 1.03 4 0.90 6950 7008
 4. NL Main −3467.60 Model 4 versus 3 5.70 3 0.13 6955 7000
 5. Linear Main −3579.65 Model 5 versus 4 112.05 1 0.00 7177 7218

Best fitting model shown in bold. BivCholesky bivariate Cholesky, BivCholesky GxM bivariate Cholesky with GxM, NL main GxM nonlinear main effects model with GxM, NL Main nonlinear main effects model, linear main linear main effects model, −2lnL −2 loglikelihood, df degrees of freedom, AIC Akaike information criterion, BIC Bayesian information criterion