Table 1 Latent class fit indices

2 class model

-41857.89

0.799

83765.78

83902.80

83823.37

<0.001

665 (37.5%)

3 class model

-41245.24

0.852

82558.47

82744.83

82636.81

< 0.001

194 (10.9%)

4 class model

-40860.04

0.857

81806.08

82041.77

81905.16

0.001

159 (9.0%)

5 class model

-40601.19

0.876

81306.39

81591.40

81426.20

< 0.001

71 (4.0%)

6 class model

-40373.91

0.874

80869.82

81204.16

81010.37

0.243

70 (3.9%)