Table 2 Baseline discrepancy index (DI) of the two groups

3.02 ± 3.33

2.29 ± 1.07

0.216

1.02 ± 1.18

0.46 ± 0.89

0.025

0.86 ± 2.35

0.29 ± 1.18

0.205

0.06 ± 0.34

1.60 ± 2.86

0.003

2.43 ± 2.38

1.31 ± 1.84

0.032

2.40 ± 2.37

1.54 ± 2.06

0.111

0.69 ± 1.64

0.17 ± 0.51

0.084

2.49 ± 2.78

2.29 ± 2.99

0.773

1.00 ± 2.28

3.69 ± 5.28

0.008

4.14 ± 5.85

3.03 ± 3.98

0.355

18.80 ± 7.74

17.14 ± 10.14

0.445