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Table 2 Jadad quality scores of the six trials included in the meta-analysis

From: Prophylactic cranial irradiation for patients with small-cell lung cancer: a systematic review of the literature with meta-analysis

 

Randomization

Concealment of allocation

Double blinding

Withdrawals and dropouts

Total

Gregor 1997 [11]

1

1

0

0

2

Laplanche 1998 [13]

1

1

0

1

3

Cao KJ 2005 [14]

1

1

0

0

2

Slotman 2007 [15]

1

1

0

1

3

Schild 2012 [8]

1

1

0

0

2

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BMC Cancer

ISSN: 1471-2407

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