Gastrointestinal discomforts and dietary intake in Chinese urban elders: A cross-sectional study in eight cities of China

Table 4 Dietary intake amount among Chinese urban elders with different gastrointestinal symptom rating scale scores (n = 688)

Food category		GSRS score1			P value
		≤ 17	18-20	≥ 21
Cereal	Median (25th, 75th ) (g/d)	300.0 (200.0, 420.0)	300.0 (200.0, 371.3)	300.0 (180.0, 330.0)	0.159
	Adjusted OR (95%CI)2	Ref.	1.4 (-34.8, 37.5)	-7.4 (-24.6, 9.8)
Tubers	Median (25th, 75th) (g/d)	21.5 (7.2, 42.9)	21.5 (4.5, 48.2)	20.0 (5.0, 42.9)	0.889
	Adjusted OR (95%CI)2	Ref.	4.5 (-8.0, 16.9)	0.0 (-6.0, 6.1)
Vegetables	Median (25th, 75th) (g/d)	300.0 (200.0, 500.0)	300.0 (165.0, 500.0)	300.0 (150.0, 490.0)	0.327
	Adjusted OR (95%CI)2	Ref.	-20.7 (-77.2, 35.8)	-21.4 (-48.2, 5.4)
Fruits	Median (25th, 75th) (g/d)	100.0 (50.0, 200.0)	150.0 (50.0, 200.0)	100.0 (42.9, 200.0)	0.108
	Adjusted OR (95%CI)2	Ref.	15.6 (-13.7, 44.9)	-5.0 (-12.1, 2.0)
Meat	Median (25th, 75th) (g/d)	50.0 (21.5, 100.0)	42.9 (14.3, 100.0)	40.0 (10.0, 100.0)	0.002
	Adjusted OR (95%CI)2	Ref.	-11.9 (-24.9, 1.0)	-5.0 (-12.1, 2.0)
Aquatic products	Median (25th, 75th) (g/d)	0.0 (0.0, 20.0)	0.0 (0.0, 28.2)	0.0 (0.0, 15.3)	0.764
	Adjusted OR (95%CI)2	Ref.	0.2 (-9.8, 10.3)	-3.5 (-7.8, 0.8)
Eggs	Median (25th, 75th) (g/d)	50.0 (25.7, 60.0)	50.0 (21.5, 60.0)	50.0 (21.5, 60.0)	0.953
	Adjusted OR (95%CI)2	Ref.	-0.5 (-7.9, 6.8)	1.5 (-2.8, 5.8)
Bean products	Median (25th, 75th) (g/d)	25.0 (7.2, 64.4)	22.9 (6.7, 50.0)	14.3 (5.7, 42.9)	0.077
	Adjusted OR (95%CI)2	Ref.	-14.3 (-27.3, -1.2)	-7.2 (-14.3, -0.3)
Dairy products	Median (25th, 75th) (mL/d)	85.8 (0.0, 250.0)	35.8 (0.0, 203.8)	71.5 (0.0, 230.0)	0.303
	Adjusted OR (95%CI)2	Ref.	-24.8 (-50.4, 0.8)	-8.2 (-20.8, 4.4)
Nuts	Median (25th, 75th)(g/d)	5.7 (0.0, 20.0)	5.2 (0.0, 20.0)	10.0 (0.8, 25.4)	0.087
	Adjusted OR (95%CI)2	Ref.	0.5 (-4.5, 5.5)	3.6 (0.2, 7.1)
Oil	Median (25th, 75th) (g/d)	24.0 (10.0, 40.0)	24.0 (10.0, 35.5)	24.0 (15.0, 33.5)	0.575
	Adjusted OR (95%CI)2	Ref.	-2.9 (-7.6, 1.3)	-0.6 (-2.8, 1.5)
Salt	Median (25th, 75th) (g/d)	8.0 (6.0, 12.0)	9.0 (6.0, 15.0)	9.0 (6.0, 15.0)	0.318
	Adjusted OR (95%CI)2	Ref.	0.2 (-1.9, 2.2)	0.2 (-0.8, 1.2)
Tea	Median (25th, 75th) (mL/d)	8.3 (0.0, 420.0)	0.0 (0.0, 200.0)	6.7 (0.0, 250.0)	0.384
	Adjusted OR (95%CI)2	Ref.	-251.7 (-564.8, 61.5)	-102.2 (-257.5, 53.0)
Alcohol drinks	Median (25th, 75th) (mL/d)	0.0 (0.0, 0.0)	0.0 (0.0, 0.0)	0.0 (0.0, 0.0)	0.324
	Adjusted OR (95%CI)2	Ref.	5.2 (-10.7, 21.1)	-0.5 (-7.8, 6.8)

¹The total gastrointestinal symptom rating scale score was divided into three groups according to the tertiles.

²The linear regression was performed and adjusted for gender, education level, and family income. GSRS: Gastrointestinal symptom rating scale; OR: Odds ratio; CI: Confidence interval.