. 2022 Dec 29;27(6):1026–1036. doi: 10.5603/RPOR.a2022.0113

Table 4.

Quality of life before surgery and after radiotherapy — European Organization for Research and Treatment of Cancer Core Quality-of-Life Questionnaire brain cancer module (EORTC QLQ-BN20)

Variable	Mean ± SD	Median (IQR)	p-value
Future uncertainty (FU)
Before surgery	9.03 ± 1.4	9 (8–10)	0.252
After radiotherapy	9.25 ± 1.55	9 (8.25–10)	0.252
Headaches (H)
Before surgery	2.56 ± 0.77	3 (2–3)	< 0.001^*
After radiotherapy	1.72 ± 0.84	2 (1–2)	< 0.001^*
Visual disorder (VD)
Before surgery	3.22 ± 0.59	3 (3–3)	0.083
After radiotherapy	3.14 ± 0.42	3 (3–3)	0.083
Seizures (S)
Before surgery	1.31 ± 0.71	1 (1–1)	0.024^*
After radiotherapy	1.06 ± 0.23	1 (1–1)	0.024^*
Motor dysfunction (MD)
Before surgery	6.08 ± 2.68	5 (4–9)	< 0.001^*
After radiotherapy	5.44 ± 2.51	4 (3.25–7.75)	< 0.001^*
Communication deficit (CD)
Before surgery	6 ± 2.66	5 (4–8.75)	< 0.001^*
After radiotherapy	5.42 ± 2.54	4 (3.25–7.75)	< 0.001^*
Drowsiness (Dr)
Before surgery	1.33 ± 0.58	1 (1–2)	0.102
After radiotherapy	1.44 ± 0.69	1 (1–2)	0.102
Hair loss (HL)
Before surgery	1 ± 0	1 (1–1)	< 0.001^*
After radiotherapy	2.53 ± 0.6	3 (2–3)	< 0.001^*
Itchy skin (IS)
Before surgery	1 ± 0	1 (1–1)	0.317
After radiotherapy	1.03 ± 0.16	1 (1–1)	0.317
Weakness of legs (WL)
Before surgery	1.58 ± 0.84	1 (1–2)	0.046^*
After radiotherapy	1.47 ± 0.73	1 (1–2)	0.046^*
Bladder control (BC)
Before surgery	1.19 ± 0.46	1 (1–1)	0.317
After radiotherapy	1.17 ± 0.44	1 (1–1)	0.317

statistically significant;

SD — standard deviation; IQR — interquartile range