Field Trials

At Siemens, 23 of the 47 employees participating in the study experienced low energy at the end of a normal workday, sitting on a traditional office chair. After 6 months using the Backapp products, this number was reduced to 8.


Participants
Siemens Gamesa Renewable Energy in Alborg, Denmark builds wind farms. 47 of the employees who has normal office jobs participated in the field trial. There were 35 women and 12 men with an average age of 43. They exchanged their traditional office chair with the Backapp chair and Backapp 360 balance board.

Process
The participants were trained in how to use the Backapp chair and the Backapp 360 balance board. They answered a questionnaire at the start of the field trial, after 6 weeks and 6 months. The questionnaire was developed by an independent third party who received the completed forms and calculated and tabulated the statistical data.

LESS PAIN IN THE LUMBAR AREA

27 of 47 participants experienced pain in the lumbar area using their traditional office chair. After 6 months using the Backapp products, this was reduced to 14! (see Table 1)

LESS PAIN IN THE NECK AND SHOULDER AREA

Before the trial started, 33 of 47 (70%) experienced pain in the neck and shoulder area. After 6 months using the Backapp products, this was reduced to 22! (see table 1)

LESS HEADACHES

17 of the 47 experienced headaches during and after work on a weekly basis. After 6 months using the Backapp products, this was reduced to 7! (see Table 1)

LESS PAIN IN ARMS AND HANDS

10 of 47 participants experienced pain in the arms and hands every week. After 6 months using the backapp products, this was reduced to 4! (see table 1)

THE NUMBER OF PARTICIPANTS WITH A PAIN FREE UPPER BODY INCREASED 3.3 TIMES

Only 3 of the 47 experienced no upper body pain using their traditional office chair After 6 months using the Backapp products, number this increased to 10! (see table 1)

THE AVERAGE REDUCTION OF AREAS WITH WITH PAIN DECREASED FROM 1.93 TO 1.17

Pain areas include the lumbar, shoulder, neck, head, arms and hands. (Tabell 2)

THE EMPLOYEES REMAINED ENERGETIC AFTER A FULL DAY AT THE OFFICE

23 of the 47 employees expressed that they were lacking energy at the end of the day when using their traditional office chair. After 6 months using the Backapp products, this number was reduced to 8! (Tabell 3).

Results

Table 1

Which of the following types of pains have you experienced during a normal work week. Number of participants.

 

 

Before the trial

After 6 weeks
on Backapp

After 6 months
on Backapp

Change

 

Number

Number

Number

%

Shoulder and neck pain/stiffness

33

27

22

-33,3

Headaches during or after work

17

12

7

-58,8

Lower back pain/stiffness

27

20

14

-48,1

Arm and/or hand pain

10

4

4

-60,0

None of the above (pain score = 0)

3

6

10

+3,3 times

 

Table 2
Which of the following types of pains have you experienced during a normal work week. Multiple choice. Number of participants.

  • Lower back pain/stiffness
  • Shoulder and neck pain/stiffness
  • Headaches during or after work
  • Arm and/or hand pains
  • None of the above

 

 

Before the trial

After 6 weeks
on Backapp

After 6 months
on Backapp

Pain score = 0

3

6

9

Pain score = 1

17

21

24

Pain score = 2

13

13

12

Pain score = 3

9

7

1

Pain score = 4

4

0

1

Pain score = 5

1

0

0

Total

47

47

47

Average pain score

1,93

1,45

1,17

Change, %

 

-25,1

-39,6

 

 

Table 3
How often do you feel tired at the end of a normal work day? Number of participant.

 

Before the trial

After 6 weeks
on Backapp

After 6 months
on Backapp

Infrequently

9

13

18

Every now and then

15

22

20

Quite often

18

10

6

Frequently/every day

5

0

2

Total

47

47

47

Quite often, every day

23

10

8

%

48,9

21,3

17,0

Change, %

 

-56,5

-65,2

 

Report from independent third party (Force technology)

Se vedlagte rapport fra Force Technology.

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