Epidemiological study of elderly constipation in Beijing

Table 1 Urban and rural prevalence of different age groups

Age (yr)	Cases	Constipation	Prevalence (%)	Constipation frequency, n (%)
				Acute	Chronic
60-65	261	55	21.1b	36 (13.8)	19 (7.3)
65-70	301	64	21.3	46 (15.3)	18 (6.0)
70-75	444	135	30.4	71 (16.0)	64 (14.4)
75-80	519	193	37.2	90 (17.3)	103 (19.8)
80-	417	187	44.8	89 (21.3)	98 (23.5)
Total	1942	634	32.6	332 (17.1)	302 (15.6)

^bP < 0.01.

Table 2 Different gender, age, region, and education level epidemiological characteristics of elderly patients with chronic constipation

Item	Cases	Constipation	Prevalence (%)	Constipation frequency, n (%)
				Acute	Chronic
Sex
Male	921	284	30.8	145 (15.7)	139 (15.1)
Female	1021	350	34.3	187 (18.3)	163 (16.0)
Age (yr)
< 75	1006	254	25.2a	153 (15.2)	101 (10.0)
≥ 75	936	380	40.6	179 (19.1)	201 (21.5)
Area
Urban	822	297	36.1a	152 (18.5)	145 (17.6)
Rural	1120	337	30.1	180 (16.1)	157 (14.0)
Education
Literate	1217	385	31.6a	212 (17.4)	173 (14.2)
Illiterate	725	249	34.3	120 (16.6)	129 (17.8)

^aP < 0.05.

Table 3 Prevalence of constipation affected by different occupations

	Cases	Constipation	Prevalence (%)	Constipation frequency, n (%)
				Acute	Chronic
Mental work	959	342	35.7a	177 (18.5)	165 (17.2)
Manual work	983	292	29.7	155 (15.8)	137 (13.9)
Total	1942	634	32.6	332 (17.1)	302 (15.6)

^aP < 0.05.

Table 4 Prevalence of constipation affected by gastritis

Chronic gastritis	Cases	constipation	Prevalence (%)	Constipation frequency, n (%)
				Acute	Chronic
No	1847	595	32.2	312 (16.9)	283 (15.3)
Yes	87	37	42.5	18 (20.7)	19 (21.8)
Total	1934	632	32.7	330 (17.1)	302 (15.6)

Table 5 Prevalence of constipation affected by biliary tract disease

Biliary tract disease	Cases	Constipation	Prevalence (%)	Constipation frequency, n (%)
				Acute	Chronic
No	1875	605	32.3a	320 (17.1)	285 (15.2)
Yes	59	26	44.1	10 (16.9)	16 (27.1)
Total	1934	631	32.6	330 (17.1)	301 (15.6)

^aP < 0.05.