Table 1 Data referring to objective acoustic analyses.

From: Comparison between transoral laser surgery and radiotherapy in the treatment of early glottic cancer: A systematic review and meta-analysis

Study

Transoral surgery

Radiotherapy

n

MPT

FO

Jitter

Shimmer

n

MPT

FO

Jitter

Shimmer

Cragle et al.18

11

16

—

0.32

13.14

20

17.5

—

0.44

16.46

McGuirt et al.19

11

15.8

157

0.74

—

13

19.3

136

0.84

—

Sjogren et al.11

18

16.2

156

0.45

4.36

15

14.5

145

1.0

5.20

Jotic A et al.7

19

—

165.5

0.68

6.82

15

—

161.4

0.68

6.9

Tamura et al.21

14

14.3 ± 6.5

169.1 ± 37.8

1.1 ± 0.8

3.8 ± 1.6

6

18.1 ± 4.4

160 ± 43.2

0.9 ± 0.6

2.8 ± 1.8

Wedman et al.20

15

—

144 ± 20

8.7 ± 2.4

1.3 ± 0.3

9

—

137 ± 12

8.4 ± 1.7

1.5 ± 0.3

Nunes Batalla et al.22

19

11.8 ± 5.3

173.4 ± 47.4

0.4 ± 0.2

5.1 ± 4.7

18

8.6 ± 3.2

199.0 ± 51.5

0.7 ± 0.9

4.1 ± 4.0

Van Gogh et al.6

55

—

141 ± 33

0.5 ± 0.5

5.3 ± 3.2

36

—

124 ± 29

0.6 ± 0.6

5.8 ± 3.8

Milovanovic et al.8

72

15.3 ± 2.1

162.4 ± 14.7

1.1 ± 0.1

3.7 ± 0.3

75

17.6 ± 2.1

159.7 ± 14.1

0.9 ± 0.1

2.8 ± 0.6

Kono et al.9

37

14.5 ± 4.2

180.6 ± 16.6

4.1 ± 0.6

7.4 ± 1.1

27

18.1 ± 4.7

167.2 ± 11.1

1.6 ± 0.3

3.4 ± 0.4

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