Table 5.

The difference of constipation symptoms between subjects with FC and IBS-C

Symptoms	Percentage (%)		p-value	Authors
	FC	IBS-C
Straining	75	65	0.005	Zhao et al. (2011)
	70.3	70.4	N.S.	Lu et al. (2006)
	49	77.1	<0.001	Ford et al. (2014)
Sensation incomplete evacuation	31	38	0.045	Zhao et al. (2011)
	72.1	64.8	N.S.	Lu et al. (2006)
	44.3	70.9	<0.001	Ford et al. (2014)
Lumpy/hard stool	70	65	N.S.	Zhao et al. (2011)
	38.4	63	<0.001	Lu et al. (2006)
	45.5	81.7	<0.001	Ford et al. (2014)
Sensation of anorectal blockage	46	43	N.S.	Zhao et al. (2011)
	53.5	46.3	N.S.	Lu et al. (2006)
	31.2	56	<0.001	Ford et al. (2014)
Infrequent defecations	56	57	N.S.	Zhao et al. (2011)
	26.2	42.6	0.03	Lu et al. (2006)
	25.7	53.1	<0.001	Ford et al. (2014)
Manual maneuver	10	10	N.S.	Zhao et al. (2011)
	16.3	11.1	N.S.	Lu et al. (2006)
	14.3	32.6	<0.001	Ford et al. (2014)

N.S. not significant; a p-value < 0.05 is statistically significant