Table 2.

C-WYCSI scores before and after treatment

Item	Before treatment	After treatment	t	P
PIQ	91.21±13.12	103.32±14.35	5.909	< 0.001
VIQ	90.25±11.67	102.11±12.86	6.479	< 0.001
FIQ	86.58±13.69	101.59±14.52	7.136	< 0.001
Body length/cm	48.6±2.3	65.4±4.2	33.28	< 0.001
Head circumference/cm	33.7±2.1	43.7±2.4	29.75	< 0.001
Body mass/g	3317.9±268.5	7338.3±485.9	68.70	< 0.001

Note: verbal intelligence quotient (VIQ), performance intelligence quotient (PIQ), full intelligence quotient (FIQ).