Table 1.

Baseline Characteristics According to Frequency of Soft Drink and Juice Consumption in the Singapore Chinese Health Study, 1993–2004^a

Characteristic	Frequency of Soft Drink Consumption				Ptrend
	Almost Never (n = 32,060)	1–3/Month (n = 4,514)	1/Week (n = 2,389)	2–≥3/Weekb (n = 4,617)
No. of cases	1,615	247	111	300
No. of person-years	185,645	25,285	13,104	25,140
Soft drinks/week	0	0.5	1.0	5.2	<0.0001
Age, years	55.9	54.1	53.0	52.7	<0.0001
Sex, female (%)	59.0	59.0	54.0	44.1	<0.0001
Body mass index, kg/m2	22.9	23.1	23.2	23.3	<0.0001
Moderate activity, minutes/week	54.0	46.0	42.0	40.0	<0.0001
Education, % secondary	31.9	36.0	43.9	40.4	<0.0001
Alcohol, drinks/week	0.9	0.8	1.0	1.4	<0.0001
Smoking, ever (%)	26.6	24.3	26.1	34.0	<0.0001
Energy intake, kcal/day	1,525	1,585	1,700	1,901	<0.0001
Saturated fat, % kcal	8.8	9.2	9.5	9.4	<0.0001
Carbohydrate, % kcal	59.2	58.5	58.0	58.8	<0.0001
Dietary fiber, g/1,000 kcal	8.4	8.1	8.0	7.5	<0.0001

	Frequency of Juice Consumption
	Almost Never (n = 35,719)	1–3/Month (n = 4,399)	1/Week (n = 1,791)	2–≥3/Week (n = 1,671)
No. of cases	1,871	223	80	99
No. of person-years	205,272	24,603	10,030	9,269
Juice drinks/week	0	0.5	1.0	3.8
Age, years	55.8	52.7	52.3	52.9	<0.0001
Sex, female (%)	59.0	52.0	50.4	46.2	<0.0001
Body mass index, kg/m2	23.0	23.2	23.1	23.1	0.01
Moderate activity, minutes/week	50.0	52.0	55.0	65.0	<0.0001
Education, % secondary	30.6	44.4	52.3	53.1	<0.0001
Alcohol, drinks/week	0.9	1.0	1.3	1.6	<0.0001
Smoking, ever (%)	26.7	28.7	27.6	31.0	0.003
Energy intake, kcal/day	1,540	1,661	1,856	1,929	<0.0001
Saturated fat, % kcal	8.8	9.3	9.5	9.3	<0.0001
Carbohydrate, % kcal	59.3	58.3	56.9	57.7	<0.0001
Dietary fiber, g/1,000 kcal	8.1	8.3	8.8	9.3	<0.0001

^aData are means unless noted as percentages (%).

^bThe highest category of consumption (2–≥3/week) is defined by the median value.