Preop

1D

2 - 4 M

9 - 14 M

15 - 20 M

Total cohort

N

57

57

54

57

57

Mean (mmHg)

19.40

13.18

15.26

14.89

15.04

SD

3.83

3.19

2.47

1.86

1.67

p-value compared to preop

--

<0.001

<0.001

<0.001

<0.001

Stand-alone surgery group

N

28

28

28

28

28

Mean (mmHg)

19.21

12.43

14.89

14.89

14.93

SD

4.42

3.38

2.77

2.28

1.98

p-value compared to preop

--

<0.001

<0.001

<0.001

<0.001

Combined surgery group

N

29

29

26

29

29

Mean (mmHg)

19.59

13.90

15.65

14.90

15.14

SD

3.22

2.86

2.08

1.37

1.33

p-value compared to preop

--

<0.001

<0.001

<0.001

<0.001