Colonic preparation before colonoscopy in constipated and non-constipated patients: A randomized study

Table 3 Symptoms profile of different preparations n (%)

Adverse effects	Prep 1			Prep 2			Prep 3			Prep 4			P value
	Overall	Non-constipated (n = 59)	Constipated (n = 22)	Overall	Non-constipated (n = 58)	Constipated (n = 20)	Overall	Non-constipated (n = 69)	Constipated (n = 15)	Overall	Non-constipated (n = 65)	Constipated (n = 20)	Overall	Non-constipated	Constipated
Tolerability	62 (77)	47 (80)	15 (68)	63 (81)	47 (81)	16 (80)	69 (82)	57 (83)	12 (80)	71 (84)	53 (82)	18 (90)	NS	NS	NS
Nausea	27 (33)	17 (29)	10 (13)	30 (38)	24 (41)	6 (30)	26 (31)	2 (32)	4 (26)	25 (29)	18 (28)	7 (35)	NS	NS	NS
Vomiting	6 (7)	2 (3)	4 (18)	3 (4)	6 (10)	3 (15)	9 (11)	2 (3)	1 (7)	6 (7)	5 (8)	3 (15)	NS	NS	NS
Abdominal pain	13 (16)	8 (14)	5 (23)	21 (27)	18 (31)	3 (15)	16 (19)	14 (20)	2 (13)	24 (28)	19 (29)	5 (33)	0.2	< 0.051	NS
Bloating	25 (31)	17 (29)	8 (36)	21 (27)	15 (26)	6 (30)	27 (32)	22 (32)	5 (33)	24 (28)	16 (25)	8 (40)	NS	NS	NS
Insomnia	10 (12)	9 (15)	1 (5)	17 (21)	14 (24)	3 (15)	5 (6)	4 (6)	1 (7)	11 (13)	10 (15)	1 (5)	< 0.052	NS	NS
Dizziness	12 (15)	10 (17)	2 (9)	7 (9)	6 (10)	1 (5)	7 (8.3)	5 (7)	2 (13)	8 (9)	5 (8)	3 (15)	NS	NS	NS
Chest pain	1 (1)	1 (2)	0 (0)	2 (3)	1 (2)	1 (5)	1 (1)	1 (1)	0 (0)	1 (1)	0 (0)	1 (5)	NS	NS	NS

¹Prep 2 and 4 vs prep 1 and 3;

²prep 2 vs prep 1, 3 and 4. NS: Not significant.