Table 3.

Comparisons of preoperative, postoperative morphological parameters, and morphological changes between the recovery group and the non-recovery group

Morphological parameters	Recovery group	Non-recovery group	p value
Chiasmal thickness
Preoperative value (mm)	1.2 ± 0.6	1.1 ± 0.4	0.320
Postoperative value (mm)	1.5 ± 0.6	1.4 ± 0.5	0.175
Absolute change (mm)	0.3 ± 0.7	0.3 ± 0.6	0.753
Relative change rate (%)	40.5 ± 71.1	34.2 ± 67.9	0.582
Chiasmal deformed angle
Preoperative value (degree)	122.0 ± 13.9	121.1 ± 15.2	0.730
Postoperative value (degree)	138.8 ± 15.7	135.6 ± 17.2	0.291
Absolute change (degree)	16.8 ± 13.1	14.6 ± 12.8	0.345
Relative change rate (%)	14.4 ± 11.8	12.6 ± 12.4	0.361
Chiasmal suprasellar extension
Preoperative value (mm)	15.0 ± 4.6	16.1 ± 5.3	0.212
Postoperative value (mm)	12.4 ± 3.7	13.6 ± 4.4	0.151
Absolute change (mm)	− 2.6 ± 3.2	− 2.5 ± 3.3	0.969
Relative change rate (%)	− 14.3 ± 20.2	− 13.2 ± 19.0	0.544