1

83

2

12

No/Yes

Sitting

Normal height

Standard

Very convenient

2

79

2

2

No/Yes

Sitting

Normal height

Standard

Convenient

3

87

2

12

Yes(3F)/No

Sitting

Normal height

Standard

Very convenient

4

76

2

2

Yes(2F)/Yes

Sitting

Normal height

Standard

Convenient

5

75

2

Pre-op,

Yes(2F)/Yes

Sitting

Normal height

Standard

Slightly inconvenient

6

76

1

Pre-op,

No/No

Sitting

Normal height

Standard

Very convenient

7

75

2

Pre-op,

Yes(2F)/Yes

Sitting

Normal height

Standard

Convenient

8

80

2

Pre-op,

No/No

Sitting

Normal height

Standard

Convenient

9

73

2

Pre-op,

Yes(2F)/Yes

Sitting

Normal height

Standard

10

69

2

2

No/No

Sitting

Normal height

Standard

Very convenient

11

66

2

2

Yes(4F)/No

Sitting

Normal height

Floor Level

Very convenient

12

67

2

2

Yes(2F)/No

Sitting

Normal height

Standard

Very convenient

13

84

2

3

Yes(4F)/No

Sitting

Low stool

Standard

Convenient

14

70

2

12

Yes(4F)/Yes

Sitting

Normal height

Standard

Slightly inconvenient

15

70

1

Pre-op,

Yes(3F)/No

Sitting

Normal height

Standard

Convenient

16

73

2

2

Yes(3F)/No

Sitting

Normal height

Standard

Convenient

17

76

2

24

Yes(2F)/No

Sitting

Low stool

Standard

Convenient

18

78

2

36

Yes(4F)/Yes

Sitting

Low stool

Standard

Convenient

19

76

2

2

No/Yes

Sitting

Normal height

Standard

Slightly inconvenient

20

70

2

22

Yes(2F)/No

Sitting

Normal height

Standard

Very convenient