N H A N E S - National Health and Examination Survey

	National Health and Nutrition Examination Survey
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Cardiovascular Disease
Questionnaire File Frequencies
(CDQ.XPT)

Shortness of breath on stairs/inclines
CDQ010	Frequency	Percent	Cumulative Frequency	Cumulative Percent
.: Missing	1	0.03	1	0.03
1: Yes	1080	33.91	1081	33.94
2: No	2087	65.53	3168	99.47
7: Refused	3	0.09	3171	99.56
9: DK	14	0.44	3185	100.00

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Short of breath walking on level surface
CDQ020	Frequency	Percent	Cumulative Frequency	Cumulative Percent
.: Missing	1	0.03	1	0.03
1: Yes	541	16.99	542	17.02
2: No	2618	82.20	3160	99.22
7: Refused	3	0.09	3163	99.31
9: DK	22	0.69	3185	100.00

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Stop for breath walking at own pace
CDQ030	Frequency	Percent	Cumulative Frequency	Cumulative Percent
.: Missing	2644	83.01	2644	83.01
1: Yes	363	11.40	3007	94.41
2: No	177	5.56	3184	99.97
9: DK	1	0.03	3185	100.00

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Stop for breath walking 100 yards
CDQ040	Frequency	Percent	Cumulative Frequency	Cumulative Percent
.: Missing	2644	83.01	2644	83.01
1: Yes	356	11.18	3000	94.19
2: No	181	5.68	3181	99.87
9: DK	4	0.13	3185	100.00

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Awakened by trouble breathing
CDQ050	Frequency	Percent	Cumulative Frequency	Cumulative Percent
.: Missing	1	0.03	1	0.03
1: Yes	348	10.93	349	10.96
2: No	2827	88.76	3176	99.72
7: Refused	3	0.09	3179	99.81
9: DK	6	0.19	3185	100.00

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Breathing trouble relieved by sitting up
CDQ060	Frequency	Percent	Cumulative Frequency	Cumulative Percent
.: Missing	2837	89.07	2837	89.07
1: Yes	261	8.19	3098	97.27
2: No	76	2.39	3174	99.65
9: DK	11	0.35	3185	100.00

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Sleep on 2+ pillows to help breathe
CDQ070	Frequency	Percent	Cumulative Frequency	Cumulative Percent
.: Missing	1	0.03	1	0.03
1: Yes	380	11.93	381	11.96
2: No	2797	87.82	3178	99.78
7: Refused	3	0.09	3181	99.87
9: DK	4	0.13	3185	100.00

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Had swelling of feet or ankles
CDQ080	Frequency	Percent	Cumulative Frequency	Cumulative Percent
.: Missing	1	0.03	1	0.03
1: Yes	1070	33.59	1071	33.63
2: No	2108	66.19	3179	99.81
7: Refused	3	0.09	3182	99.91
9: DK	3	0.09	3185	100.00

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Swelling during day or overnight
CDQ090	Frequency	Percent	Cumulative Frequency	Cumulative Percent
.: Missing	2115	66.41	2115	66.41
1: Yes	779	24.46	2894	90.86
2: No	254	7.97	3148	98.84
7: Refused	2	0.06	3150	98.90
9: DK	35	1.10	3185	100.00

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This page last reviewed January 11, 2007