Acu-TENS Reduces Breathlessness during Exercise in People with Chronic Obstructive Pulmonary Disease

Table 1

Characteristics of participants.

	Mean ± SD
Age, years	70 ± 6
Male, number (%)	11 (52%)
Height, m
Weight, kg
BMI, kg/m^2
Cun, cm
Pack years, years
GOLD I/II/III/IV, (%)	10/47/29/14
FEV1, % pred
FVC, % pred
FEV1/FVC ratio
TLC, % pred
FRC, % pred
RV, % pred
SGRQ, symptoms
SGRQ, activity
SGRQ, impact
SGRQ, total

Data are presented as mean ± standard deviation (SD). BMI = Body Mass Index; cun refers to the basic measurement unit for locating acupuncture points, that is, distance between the medical creases of the interphalangeal joint of middle finger of participants; FEV₁ = forced expiratory volume in 1 second; FVC = forced vital capacity; FRC = functional residual capacity; RV = residual volume; SGRQ = St. George’s Respiratory Questionnaire.