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Table 3 The postoperative outcomes

From: The 2 years’ long-term efficacy and safety of peroral endoscopic myotomy for the treatment of achalasia: a systematic review

Author

Mean LESP (mmHg)

Mean Eckardt score

GER /RE n(%)

Clinical success n(%)

Preoperative

Postoperative

Preoperative

Postoperative

Hu et al. [12]

37.9 (21.9~70.3)

12.9 (7.7~22.5)

7.8 (4.0~12.0)

1.4 (0~5.0)

8 (25.8)

30 (96.8)

Peng et al. [13]

NR

NR

7.5 ± 1.3

2.6 ± 1.5

1 (8.3)

9 (83.3)

Zhang et al. [14]

39.2 (19.4~78.0)

19.0 (10.8~30.6)

7.2 (4.0~11.0)

1.4 (0~5.0)

6 (18.8)

29 (90.6)

Chen et al. [15]

31.6 ± 9.1 (16.0~45.3)

12.9 ± 4.3 (6.1~21.0)

8.3 ± 1.6 (6.0~12.0)

0.7 ± 0.8 (0~2.0)

5 (19.2)

26 (100)

Lv et al. [16]

35.3 ± 4.4

12.8 ± 2.7

7.0 (median)

1.5 (median)

1 (16.7)

NR

Zhang et al. [17]

31.9 (21.9~67.1)

20.3 (6.0~41.0)

5.0 (4.0~10.0)

1.0 (0~4.0)

3 (14.3)

20 (95.2)

Meng et al. [18]

28.0 ± 10.9

12.6 ± 6.5

6.94 ± 2.14

1.1 ± 1.0

6 (18.8)

NR (94.8)

Duan et al. [19]

34.5 ± 7.06

11.8 ± 5.1

7.3 ± 1.8

0.56 ± 0.78

6 (4.9)

121 (98.4)

Teitelbaum et al. [20]

23.0 ± 15.0

NR

6.2 ± 2.6

1.7 ± 1.6

2 (13.0)

19 (83.0)

Amy Tyberg et al. [21]

NR

NR

7.98 ± 2.11

1.72 ± 1.5

0 (0)

48 (94.0)

Total

32.8

13.7

7.4

1.4

38 (10.2)

302 (92.9)

  1. LESP Lower esophageal sphincter pressure, Eckardt’s Eckardt score, GER /RE Gastroesophageal reflux/ Reflux esophagitis
  2. Clinical success: Eckardt score≤3