Table:
Group 1	Group 2	Group 3	All
(20–39 years)	(40–59 years)	(60–80 years)
n = 43	n = 44	n = 39	n = 126
Inflow-morphology
Clockwise	38 (88.4)	36 (81.8)	17 (43.6)	91 (72.2)
Counter-clockwise	1 (2.3)	4 (9.1)	8 (20.5)	13 (10.3)
No rotation	4 (9.3)	3 (6.8)	12 (30.8)	19 (15.1)
Flow turbulence
No	37 (86.1)	17 (38.6)	7 (17.9)	61 (48.4)
Weak	2 (4.7)	8 (18.2)	5 (12.8)	15 (11.9)
Medium	1 (2.3)	12 (4.6)	9 (23.1)	22 (17.5)
Strong	3 (6.9)	6 (13.6)	16 (41.0)	25 (19.8)

Parse the following content of the illustration in markdown code: | <ROWSPAN=3>  | Group 1 | Group 2 | Group 3 | <ROWSPAN=2> All | 
 | (20–39 years) | (40–59 years) | (60–80 years) | 
 | n

= 43 | n = 44 | n = 39 | n = 126 | 
 | --- | --- | --- | --- | --- | 
 | <COLSPAN=5> Inflow-morphology | 
 | Clockwise | 38 (88.4) | 36 (81.8) | 17 (43.6) | 91 (72.2) | 
 | Counter-clockwise | 1 (2.3) | 4 (9.1) | 8 (20.5) | 13 (10.3) | 
 | No rotation | 4 (9.3) | 3 (6.8) | 12 (30.8) | 19 (15.1) | 
 | <COLSPAN=5> Flow turbulence | 
 | No | 37 (86.1) | 17 (38.6) | 7 (17.9) | 61 (48.4) | 
 | Weak | 2 (4.7) | 8 (18.2) | 5 (12.8) | 15 (11.9) | 
 | Medium | 1 (2.3) | 12 (4.6) | 9 (23.1) | 22 (17.5) | 
 | Strong | 3 (6.9) | 6 (13.6) | 16 (41.0) | 25 (19.8) |