One-minute sit-to-stand test is practical to assess and follow the muscle weakness in cystic fibrosis

Respiratory Research

Table 1 Characteristics of the patients with CF in stable condition

Subjects, n	51
Sex (F/M)	14/37
Age, years	31 ± 14
Children (< 18 years)/Adults	9/42
F508del/F508del (yes/no)	25/26
Sweat Chloride, mmol/L	106 (29; 140)
Pancreatic sufficiency (yes/no)	14/37
Pseudomonas aeruginosa chronic infection (yes/no)	19/32
Diabetes (yes/no)	9/42
Smokers (yes/no)	4/47
BMI, kg/m²	21.05 (14.65; 33.80)
FEV1, L	2.69 ± 1.17
FEV1, %PV	74.21 ± 22.37
1STST, n	34 (17; 68)
1STST, %PV [26]	79 (7; 142)
1STST, nxkg	2101 ± 657
MVCQ, N-m	78.64 (23.21; 170.34)
MVCQ, %PV [28]	56.73 ± 26.21

Data are mean ± SD if parametric or median (min; max) if non-parametric data (Kolmogorov and Shapiro–Wilk tests). Definition of abbreviations: n, number; F, female; M, male; yrs, years; mmol/L, millimoles per liter; BMI, body mass index; kg/m²; kilogram divided by the square meter; FEV1, forced expiratory volume in one second; L, liter; PV, predicted values; 1STST, the one-minute sit-to-stand test; nxkg, number of repetitions as a product of bodyweight expressed in kilogram; MVCQ, maximal isometric voluntary contraction of the quadriceps; N-m, Newton-meter

ISSN: 1465-993X