Table 2 Descriptive statistics for the QLQ-BN20
From: Translation and validation of the EORTC brain cancer module (EORTC QLQ-BN20) for use in Iran
|  |  | Number of forms | Mean (SD) | Floor N (%) | Ceiling (%) | Cronbach’s alpha | Normality (Kolmogoroff-Smirnoff-Test) |
|---|---|---|---|---|---|---|---|
BFU (future uncertainty) | Baseline | 194 | 39.9 (24.9) | 8 (4.1%) | 3 (1.5%) | 0.80 | 0.14 |
Follow-up | 187 | 36.8 (24.5) | 10 (5.3%) | 3 (1.6%) | 0.74 | 0.24 | |
BVD (visual disorder) | Baseline | 194 | 27.9 (26.9) | 17 (8.7%) | 5 (2.6%) | 0.74 | 0.16 |
Follow-up | 187 | 25.8 (25.9) | 14 (7.4%) | 4 (2.1%) | 0.80 | 0.15 | |
BMD (motor dysfunction) | Baseline | 194 | 29.0 (28.9) | 28 (14.4%) | 6 (3.1%) | 0.80 | 0.46 |
Follow-up | 186 | 28.6 (29.6) | 23 (12.3%) | 3 (1.6%) | 0.82 | 0.18 | |
BCD (communication deficit) | Baseline | 194 | 23.7 (27.2) | 18 (9.2%) | 3 (1.5%) | 0.89 | 0.21 |
BHA (headaches) | Follow-up | 187 | 20.9 (25.0) | 14 (7.5%) | 1 (0.5%) | 0.89 | 0.22 |
Baseline | 192 | 46.9 (33.9) | 25 (13.0%) | 24 (12.5%) | - | 0.19 | |
Follow-up | 187 | 43.6 (35.1) | 21 (11.2%) | 18 (9.6%) | - | 0.15 | |
BSE (seizures) | Baseline | 194 | 10.0 (21.6) | 99 (51.5%) | 7 (3.6%) | - | 0.13 |
Follow-up | 186 | 7.7 (20.0) | 95 (51.0%) | 1 (0.5%) | - | 0.11 | |
BDR (drowsiness) | Baseline | 192 | 32.2 (31.7) | 28 (14.6%) | 11 (5.7%) | - | 0.6 |
Follow-up | 185 | 31.2 (32.0) | 19 (10.3%) | 8 (4.3%) | - | 0.5 | |
BHL (hair loss) | Baseline | 194 | 23.8 (32.5) | 41 (21.1%) | 9 (4.6%) | - | 0.28 |
Follow-up | 187 | 25.9 (44.4) | 38 (20.3%) | 10 (5.3%) | - | 0.06 | |
BIS (itchy skin) | Baseline | 193 | 14.0 (25.8) | 54 (28.0%) | 5 (2.6%) | - | 0.20 |
Follow-up | 186 | 17.8 (27.5) | 46 (24.7%) | 6 (3.2%) | - | 0.32 | |
BWL (weakness of legs) | Baseline | 190 | 28.4 (33.9) | 23 (12.1%) | 14 (7.4%) | - | 0.36 |
BBC (bladder control) | Follow-up | 187 | 28.3 (34.1) | 21 (11.2%) | 12 (6.4%) | - | 0.29 |
Baseline | 194 | 15.1 (25.8) | 67 (34.5%) | 4 (2.0%) | - | 0.20 | |
Follow-up | 186 | 15.2 (30.3) | 58 (31.2%) | 6 (3.2%) | - | 0.30 |