Author

Year

N

Baseline HRQOL scores

p-value*

Mariara et al. [21]

2017

80

51.6 (42.2, 65.6)

0.007

Spies et al. [18]

2010

274

40.8 (22.1)

<0.001

Goodwin et al. [19]

2008

2112

46 (29, 65)

<0.001