Table 1 Comparison of baseline characteristics of the participants between individuals in sham-TENS (n = 29) and TENS (n = 30) groups.

From: Transcutaneous Electrical Nerve Stimulation Improves Stair Climbing Capacity in People with Knee Osteoarthritis

Variable

Sham-TENS (n = 29)

TENS (n = 30)

Age, years

58.2 ± 5.63

59.9 ± 6.41

Female, no. (%)

20 (69.0)

23 (76.7)

Height, m

1.60 ± 0.08

1.61 ± 0.08

Mass, kg

60.2 ± 12.6

57.2 ± 8.00

BMI, kg/m2

23.4 ± 4.03

22.1 ± 2.94

Index knee K&L grade, no. (%)

   Grade 0

12 (41.4)

11 (36.7)

   Grade 1

13 (44.8)

14 (46.7)

   Grade 2

4 (13.8)

5 (16.7)

JKOM, points†

   Pain and stiffness

6.07 ± 3.29; 6 [0, 15]*

7.90 ± 4.25; 7 [2, 22]*

   Activities of daily living

2.48 ± 3.10; 2 [0, 13]*

3.47 ± 3.05; 3 [0, 14]*

   Participation in social activities

2.07 ± 1.62; 2 [0, 6]*

2.80 ± 2.19; 2 [0, 9]*

   General health conditions

1.93 ± 0.84; 2 [0, 3]*

2.00 ± 1.11; 2 [0, 4]*

   Total score

12.6 ± 6.29; 12 [3, 32]*

16.2 ± 8.40; 14 [5, 49]*

  1. BMI, body mass index; JKOM, Japanese Knee Osteoarthritis Measure; K&L grade, Kellgren and Lawrence grade.
  2. Values are presented as mean ± SD except where otherwise indicated.
  3. *Median [lower range, upper range] was also provided because of the scattered distribution of the answered items.
  4. †Higher JKOM scores indicate worse status.
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