Table 1

Patients’ characteristics (n=33)

Mean (95% CI)Range
Age (years)70.5 (68.4 to 72.6)52–78
Body weight (kg)59.7 (55.6 to 62.8)37.6–81.2
ΔBody weight (kg)0.1 (−0.2 to 0.3)−1.3–1.6
0.1 (−0.3 to 0.5)−2.1–2.3
BMI (kg/m2)21.7 (20.6 to 22.9)15.2–30.1
Pulmonary function
 FEV1 (L)1.87 (1.61 to 2.13)0.67–3.30
 FEV1 predicted (%)69 (60 to 78)27–110
 FEV1/FVC (%)55 (48 to 61)27–94
Severity stage (n)
 07
 16
 212
 36
 42
6MWD (m)433 (398 to 468)275–750
mMRC (scores)1 (0.6 to 1.3)0–3
CAT (scores)10.6 (8.4 to 12.8)1–29
HADS—anxiety (scores)3.3 (2.4 to 4.1)0–7
HADS—depression (scores)4.2 (3.1 to 5.2)0–13
SNAQ (scores)14.8 (14.4 to 15.3)12–18
Blood analysis
 CRP (mg/dL)0.2 (0.1 to 0.4)0.1–2.5
 IL-6 (pg/mL)61.5 (33.8 to 89.3)2.4–315.0
  • Data are expressed as mean (95% CI).

  • BMI, body mass index; CAT, chronic obstructive pulmonary disease assessment test; CRP, C reactive protein; FEV1, forced expiratory volume in one second; FVC, forced vital capacity; HADS, Hospital Anxiety and Depression Scale; IL-6, interleukin 6; mMRC, modified medical research council; 6MWD, 6 min walk distance; SNAQ, simplified nutritional appetite questionnaire; ΔWeight, weight change during the doubly labelled water period.