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. 2006 Dec 20;1(1):e22. doi: 10.1371/journal.pone.0000022

Table 4. Univariate model fitting results for twins in the 7 different countries; comparisons of models are shown.

graphic file with name pone.0000022.t004.jpg

Model vs −2LL df χ2 ▵df P
Australia:
1. ACE: sex differences 7696.270 5848
2. ACE: no sex differences 1 7696.512 5851 0.242 3 0.971
3. AE: no sex differences 2 7798.926 5852 2.414 1 0.699
4. CE: no sex differences 2 7726.546 5852 30.034 1 0.000
5. E : no sex differences 3 7845.319 5853 146.393 1 0.000
Denmark:
1. ACE: sex differences 30640.413 23799
2. ACE: no sex differences 1 30641.205 23802 0.793 3 0.851
3. AE: no sex differences 2 30641.618 23803 0.413 1 0.521
4. CE: no sex differences 3 30761.379 23803 119.761 1 0.000
5. E: no sex difference 3 31072.112 23804 430.484 1 0.000
Finland:
1. ACE: sex differences 23905.129 19624
2. rg fixed at 0.5 1 23905.259 19625 0.130 1 0.718
3. ACE: no sex differences 2 23907.711 19628 2.452 3 0.484
4. AE: no sex differences 3 23907.737 19629 0.026 1 0.872
5. CE: no sex differences 3 23999.111 19629 91.400 1 0.000
6. E: no sex differences 4 24590.083 19630 682.346 1 0.000
The Netherlands:
1. ACE: sex differences 8215.915 6216
2. ACE: no sex differences 1 8217.336 6219 1.422 3 0.700
3. AE: no sex differences 2 8218.083 6220 0.747 1 0.387
4. CE: no sex differences 2 8298.621 6220 81.285 1 0.000
5. E: no sex differences 3 8535.865 6221 317.782 1 0.000
Norway:
1. ACE: sex differences 12155.746 9057
2. rg fixed at 0.5 1 12155.821 9058 0.075 1 0.784
3. ACE: no sex differences 2 12174.624 9061 18.803 2 0.000
4. ACEmales and AEfemales 2 12156.183 9059 0.362 1 0.547
5. ACEmales and Efemales 3 12200.904 9060 44.721 1 0.000
6. AEmales and AEfemales 3 12170.586 9060 14.403 1 0.000
7. CEmales and AEfemales 3 12176.306 9060 20.123 1 0.000
Sweden:
1. ACE: sex differences 22310.912 19508
2. ACE: no sex differences 1 22312.310 19511 1.398 3 0.706
3. AE: no sex differences 2 22312.310 19512 0.000 1 1.000
4. CE: no sex differences 2 22422.587 19512 110.277 1 0.000
5. E: no sex differences 3 23048.883 19513 736.573 1 0.000
United Kingdom (females only):
1. ACE 1461.910 1095
2. AE 1 1461.910 1096 0.000 1 1.000
3. CE 1 1470.408 1096 8.498 1 0.004
4. E 2 1518.182 1097 56.272 1 0.000