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Table 1 Basic characteristics of subjects in the two groups

From: A randomized controlled trial on the effect of focal thermal therapy at acupressure points treating osteoarthritis of the knee

Variables

Categories

Thermal gun

(N = 38)

Heat pack

(N = 38)

p value

Age

  

66.58 ± 7.38

68.00 ± 6.16

0.37

Gender

Male

 

8 (21%)

13 (34%)

0.31

Female

 

30 (79%)

25 (66%)

 

Symptomatic side

Right

 

24 (63%)

22 (58%)

0.82

Left

 

14 (37%)

16 (42%)

 

Duration (year)

Mean ± SD

 

10.00 ± 6.20

7.15 ± 4.44

0.04

Occupation

Wholesale and retail trades, restaurants and hotels

 

8 (21%)

12 (31%)

0.25

Community, social and personal service

 

16 (42%)

14 (37%)

 

Transport and related service, storage and communication

 

5 (13%)

4 (11%)

 

Manufacturing

 

0

2 (5%)

 

Construction

 

0

2 (5%)

 

Civilian service

 

2 (5%)

0

 

Stay at home

 

7 (19%)

4 (11%)

 

Capable activities

Kneeling

Cannot

29 (76%)

30 (79%)

1.00

Can

9 (24%)

8 (21%)

 

Squatting

Cannot

20 (53%)

23 (61%)

0.64

Can

18 (47%)

15 (39%)

 

Carry weight

Cannot

24 (63%)

21 (55%)

0.64

Can

14 (37%)

17 (45%)

 

Running

Cannot

34 (89%)

36 (95%)

1.00

Can

4 (11%)

2 (5%)

 

Vigorous knee movement

Cannot

37 (97%)

37 (97%)

1.00

Can

1 (3%)

1 (3%)

 

Prolonged standing

Cannot

27 (71%)

22 (58%)

0.34

Can

11 (29%)

16 (42%)

 

Walking

Cannot

28 (74%)

26 (68%)

1.00

Can

10 (26%)

12 (32%)

 
  1. * The differences of intergroup were calculated by the paired T test.