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Table 5 Fit statistics, the Cronbach’s alpha and discriminating ability of the scales included in the MSQ

From: Measuring bothersome menopausal symptoms: development and validation of the MenoScores questionnaire

Scale Number
of
items
Fit to Rasch model Fit to log linear Rasch model Cronbach’s
alpha
discriminating abilitya
   χ2 df P χ2 df P   
Vaso-motor 6 91.9 17 < 0.0001 0.90
1. HF 2 6.1 5 0.2941 19.7 26 0.8057 0.85 30
2. DNS 2 9.9 5 0.0778 21.6 25 0.6588 0.76 34
3. GS 2 13.6 5 0.0183 13.2 17 0.7225 0.60 62
MSSP 10 308.2 29 < 0.0001 0.90  
4. MSSP 2 6.0 5 0.3077 0.87 42
Emotional 36 511.4 107 < 0.0001 0.97  
5. EM 12 45.1 35 0.1189 0.93 158
6. MEM 2 2.9 5 0.7176 0.90 258
SH 15 137.3 44 < 0.0001     0.81  
7. SH 8 27.7 23 0.2289 61.5 71 0.7828 0.71 300
Physical 25 768.6 74 < 0.0001     0.93  
8. PHY 8 25.1 23 0.3433 87.2 73 0.1235 0.79 218
Abdominal 10 219.0 29 < 0.0001     0.81  
9. ABD 4 13.2 11 0.2822 33.4 47 0.9260 0.63 522
Urinary 6 65.8 17 < 0.0001     0.74  
10. URIN 4 18.7 11 0.0674 7.0 32 1.0000 0.67 1040
Sexual 8 230.4 31 < 0.0001     0.95  
11. SEX 4 15.8 15 0.3981 37.6 58 0.9825 0.91 320
  1. aTotal number of responders needed to show a clinically relevant difference in symptoms (moderate vs. severe bothersome menopause-related symptoms) with an 80% power and 5% level of significance. Low numbers indicate a high discriminating ability.
  2. df = Degrees of freedom, HF = hot flushes, DNS = day-and-night sweats, GS = general sweating, MSSP = menopausal-specific sleeping problems, EM = emotional, MEM = memory, SH = skin-hair, PHY = physical, ABD = abdominal, URIN = urin-vaginal, SEX = sexual