Table 4 Subgroup analysis of IVA-CPT scores with individual characteristics, ophthalmic examinations in IXT group

Onset Age

≤4 (n = 24)

89.71 ± 21.59

87.79 ± 21.13

108.38 ± 18.73

105.96 ± 18.71

79.75 ± 13.43

78.17 ± 13.27

＞4 (n = 25)

101.56 ± 15.54

99.76 ± 15.21

116.12 ± 19.29

114.12 ± 19.34

93.76 ± 17.91

91.76 ± 17.66

P

0.032*

0.027*

0.161

0.140

0.003**

0.004**

Deviation at Near

＜35PD (n = 20)

89.70 ± 22.01

88.05 ± 21.78

109.20 ± 17.99

106.95 ± 18.16

85.75 ± 17.00

83.85 ± 16.60

≥35PD (n = 29)

99.93 ± 16.68

97.93 ± 16.26

114.48 ± 20.04

112.31 ± 20.03

87.69 ± 17.65

85.97 ± 17.42

P

0.070

0.075

0.350

0.344

0.703

0.672

Fusion at Distance

Fusion (n = 24)

89.33 ± 18.66

87.54 ± 18.29

108.96 ± 17.25

106.67 ± 17.43

86.46 ± 17.13

84.54 ± 16.63

Suppression (n = 25)

101.92 ± 18.58

100.00 ± 18.24

115.56 ± 20.77

113.44 ± 20.71

87.32 ± 17.68

85.64 ± 17.58

P

0.022*

0.021*

0.233

0.223

0.863

0.823

Stereoacuity at Near

Have (n = 20)

94.35 ± 16.67

92.35 ± 16.34

110.10 ± 19.20

108.10 ± 19.64

89.60 ± 18.78

87.55 ± 18.55

None (n = 29)

96.72 ± 21.45

94.97 ± 21.06

113.86 ± 19.42

111.52 ± 19.25

85.03 ± 16.6

83.41 ± 15.87

P

0.680

0.643

0.506

0.548

0.368

0.407

NCS at Near

＜3 (n = 26)

93.77 ± 19.58

91.84 ± 19.18

111.38 ± 20.15

109.19 ± 20.26

84.23 ± 15.66

82.50 ± 15.42

=3 (n = 23)

98.00 ± 19.57

96.22 ± 19.24

113.39 ± 18.50

111.17 ± 18.50

89.91 ± 18.74

88.04 ± 18.43

P

0.454

0.431

0.719

0.724

0.254

0.258

NCS at Distance

＜3 (n = 10)

97.50 ± 15.57

95.40 ± 15.02

119.90 ± 13.18

117.40 ± 13.19

81.30 ± 9.08

79.40 ± 8.90

=3 (n = 39)

95.31 ± 20.53

93.51 ± 20.21

110.38 ± 20.16

108.26 ± 20.27

88.33 ± 18.58

86.56 ± 18.26

P

0.755

0.784

0.165

0.184

0.254

0.237