Table 12 Summary of outcome measures used according to ICS recommendations, need for surgery, side effects

Aksac (2003)

1

1

1

Arvonen (2001)

1

1

1

Balmforth (2004)

1

1

2

Berghmans (1996)

1

2

1

1

Bidmead (2002)

1

1

1

Bo (1999)

3

3

1

1

yes

Bo (2000)

1

Cammu & van Nylen (1998)

2

3

1

1

17

yes

Chen (1999)

2

1

yes

Dumoulin (1995)

1

1

1

Dumoulin (2004)

1

1

1

2

yes

Finkenhagen (1998)

1

Glavind (1996)

1

1

yes

Hay-Smith (2002)

1

2

Johnson (2001)

1

2

1

Knight (1998)

1

1

1

Miller (1998)

1

Morkved (2002)

2

2

1

1

4.3–6.3

yes

Pages (2001)

1

1

Parkkinen (2004)

1

1

1

10.5

yes

Pieber (1995)

1

0

Sung (2000)

1

Turkan (2005)

1

3

1

Wong (2001)

1

2

1

1