Table 2: Alteration of bowel function according to the radiotherapy technique.
|
|
|
No. (%) |
||
|
Category |
No. (%) |
2D-RT |
3D-CRT |
IMRT |
|
Bowel function frequency |
|
|
|
|
|
<3/week |
6 (9) |
3 (9) |
3 (14) |
0 |
|
1/day |
37 (54) |
14 (41) |
13 (62) |
10 (77) |
|
2-3/day |
18 (27) |
12 (35) |
4 (19) |
2 (15) |
|
4-5/day |
5 (7) |
4 (12) |
1 (5) |
0 |
|
>5/day |
2 (3) |
1 (3) |
0 |
1 (8) |
|
Bowel function compared to before RT |
|
|
|
|
|
Same |
45 (66) |
21 (62) |
16 (52) |
8 (61) |
|
More frequent |
19 (28) |
12 (35) |
3 (10) |
4 (31) |
|
Less frequent |
4 (6) |
1 (3) |
2 (6) |
1 (8) |
|
Diarrhoea |
|
|
|
|
|
Never |
64 (94) |
32 (94) |
21 (100) |
11 (84) |
|
1/week |
1 (1) |
0 |
0 |
1 (8) |
|
Daily |
3 (5) |
2 (6) |
0 |
1 (8) |
|
Haematochezia (last 6 months) |
|
|
|
|
|
Never |
61 (90) |
30 (88) |
18 (85) |
13 (100) |
|
1/week |
3 (5) |
2 (6) |
1 (5) |
0 |
|
Daily |
4 (5) |
2 (6) |
2 (10) |
0 |
|
Faecal urgency |
|
|
|
|
|
Yes |
17 (25) |
10 (29) |
5 (24) |
2 (15) |
|
No |
51 (75) |
24 (71) |
16 (76) |
11 (85) |
|
Faecal incontinence |
|
|
|
|
|
Yes |
9 (13) |
6 (18) |
2 (6) |
1 (8) |
|
No |
59 (87) |
28 (82) |
19 (94) |
12 (92) |
|
Rectal pain |
|
|
|
|
|
Yes |
2 (3) |
1 (3) |
1 (5) |
0 |
|
No |
66 (97) |
33 (97) |
20 (95) |
13 (20) |
2D-RT, conventional radiotherapy; 3D-CRT, conformal radiotherapy; IMRT, intensity-modulate radiotherapy; RT, radiotherapy.