Table 1 Rotterdam outcome assessment system for radial polydactyly

Active IPJ + MPJ

Flexion(°)

 ≥ 130

3

Scar (VAS)

 ≥ 95

3

111–129

2

86–94

2

91–110

1

71–85

1

≦90

0

≦70

0

IPJ + MPJ

Extension

lag(°)

≦20

2

Prominence

(VAS)

 ≥ 95

3

21–34

1

86–94

2

 ≥ 35

0

66–85

1

≦65

0

MPJ instability

(°)

≦20

2

Size (VAS)

 ≥ 90

2

21–29

1

76–89

1

 ≥ 30

0

≦75

0

IPJ instability

(°)

≦5

2

Pulp (VAS)

 ≥ 85

2

6–9

1

76–84

1

 ≥ 10

0

≦75

0

Palmar

Abduction

(°)

 ≥ 55

1

Nail (VAS)

 ≥ 85

1

≦54

0

≦84

0

IPJ Deviation(°)

≦5

2

6–14

1

 ≥ 15

0

MPJ deviation(°)

≦10

1

 ≥ 11

0

Patient

Reported

Pain

Never

3

Satisfaction

Maximal

3

When cold

2

Reasonable

2

With use

1

Moderate

1

Constant

0

Dissatisfied

0

Subtotal

functional

domain

/10 points

Subtotal

appearance

domain

/14 points

Subtotal

Patient

Reported

domain

/6 points

Total outcome

Score

/30

points