Table 2 Patients' clinical characteristics and response by procedure

n (%)

Responded%

n (%)

Responded%

n (%)

Responded%

n (%)

Responded%

Previous surgery

No

33,738 (89.7)

85.7

40,468 (91.9)

85.9

30,318 (87.3)

73.0

8,530 (61.0)

63.4

Yes

3,882 (10.3)

80.2

3,560 (8.1)

79.8

4,399 (12.7)

73.2

5,459 (39.0)

67.0

missing

341

394

247

111

Duration of

0-5 years

30,039 (79.9)

86.0

25,138 (57.1)

86.2

21,960 (63.3)

75.0

3,702 (26.6)

59.0

symptoms*

> 5 years

7,549 (20.1)

81.7

18,916 (42.9)

84.2

12,722 (36.7)

69.5

10,234 (73.4)

67.0

missing

373

368

282

164

Comorbidities

none

16,125 (42.5)

85.9

16,058 (36.3)

86.2

18,066 (51.7)

67.6

7,925 (56.2)

62.6

1

13,556 (35.7)

86.0

16,574 (37.3)

86.1

9,983 (28.5)

78.1

3,756 (26.6)

66.3

2

5,804 (15.3)

83.3

8,040 (18.1)

84.6

4,337 (12.4)

80.9

1,445 (10.3)

70.9

3 or more

2,476 (6.5)

78.8

3,750 (8.4)

79.7

2,578 (7.4)

76.8

974 (6.9)

68.1

missing

0

0

0

0

Procedure specific

Worst

14,122 (37.5)

80.5

16,617 (37.7)

80.0

-

-

4,621 (33.3)

62.6

health status by

Middle

10,982 (29.2)

86.5

13,706 (31.1)

87.4

-

-

4,622 (33.3)

65.4

tertile

Best

12,541 (33.3)

89.2

13,725 (31.2)

89.7

-

-

4,622 (33.3)

66.8

missing

316

374

-

-

235

EQ5D index by

Worst QoL

13,062 (36.3)

80.7

16,498 (39.2)

81.3

12,957 (38.3)

69.1

4,620 (34.4)

60.1

tertile

Middle

11,559 (32.1)

86.4

21,514 (51.1)

87.9

9,894 (29.3)

75.3

5,503 (40.9)

66.1

Best QoL

11,361 (31.6)

89.5

4,059 (9.7)

89.8

10,960 (32.4)

75.6

3,319 (24.7)

70.4

missing

1,979

2,351

1,153

658