Correction

The original article [1] contains errors whereby some information provided in Tables 2 and 5 in the online version is missing in the PDF version; in addition, some details regarding the study by Mols et al., Johnstone et al. and Fransson et al. (2008) in Tables 1 and 5 require correction.

Table 1 Characteristics of included studies
Table 2 Summary table of study characteristics
Table 5 Main findings on HRQoL in observational studies

As such, the corrected tables can be seen ahead.