3.
Symptom Prevalence for All Patients Expressing a Symptom (N = 1196), and for Only Those With Significant Stenosis on Cardiac Catheterization (n = 837): Pittsburgh, Pa, November 1997 to June 1999
| Total Sample | With Stenosis Only | |||||||
| Symptom | No. | Symptom Yes | Symptom No | P | No. | Symptom Yes | Symptom No | P |
| Shortness of breath | ||||||||
| Race, % | .001 | .048 | ||||||
| Black | 116 | 87.1 | 13.0 | 62 | 82.3 | 11.7 | ||
| White | 1080 | 72.4 | 27.6 | 775 | 70.5 | 29.5 | ||
| Age, y, mean (SD) | 62.1 (10.8) | 62.1 (11.2) | .904 | 64.0 (10.4) | 63.4 (10.3) | .450 | ||
| Gender, % | .029 | 830 | .174 | |||||
| Men | 922 | 72.3 | 27.7 | 677 | 70.3 | 29.7 | ||
| Women | 267 | 79.0 | 21 | 153 | 75.8 | 24.2 | ||
| Disease severity, no. (%) | .029 | .999 | ||||||
| No disease | 286 (32.4) | 73 (23.3) | . . . | . . . | ||||
| Mild | 219 (24.8) | 88(28.1) | 219 (36.7) | 88 (36.7) | ||||
| Moderate | 74 (8.4) | 30(9.6) | 74 (12.4) | 30 (12.5) | ||||
| Severe | 304 (34.4) | 122(28.6) | 304 (50.9) | 122 (50.8) | ||||
| Chest pain | ||||||||
| Race, % | .725 | .412 | ||||||
| Black | 116 | 73.3 | 26.7 | 62 | 77.4 | 22.6 | ||
| White | 1079 | 71.7 | 28.3 | 774 | 72.6 | 27.4 | ||
| Age, y, mean (SD) | 1195 | 61.4 (11.2) | 63.8 (10.6) | .001 | 836 | 63.4 (10.5) | 65.1 (9.8) | .024 |
| Gender, % | .167 | .787 | ||||||
| Men | 921 | 72.9 | 27.1 | 676 | 72.8 | 27.2 | ||
| Women | 267 | 68.5 | 31.5 | 153 | 73.9 | 26.1 | ||
| Disease severity, no. (%) | 1195 | .414 | 836 | |||||
| No disease | 249 (29.0) | 110 (32.7) | . . . | . . . | .529 | |||
| Mild | 218 (25.4) | 89 (25.5) | 218 (35.7) | 89 (39.4) | ||||
| Moderate | 74 (8.6) | 29 (8.6) | 74 (12.1) | 29 (12.8) | ||||
| Severe | 318 (37) | 108 (37.0) | 31 (52.1)8 | 108 (47.8) | ||||
| Angina equivalent | ||||||||
| Race, % | .054 | .153 | ||||||
| Black | 116 | 18.1 | 81.9 | 62 | 19.4 | 80.6 | ||
| White | 1080 | 26.9 | 73.1 | 775 | 27.7 | 72.3 | ||
| Age, y, mean (SD) | 1196 | 62.4 (11.1) | 61.0 (11.0) | .059 | 837 | 62.9 (10.5) | 64.2 (10.3) | .127 |
| Gender, % | .137 | .023 | ||||||
| Men | 922 | 25.1 | 74.9 | 677 | 25.6 | 74.4 | ||
| Women | 267 | 25.5 | 70.4 | 153 | 34.6 | 65.4 | ||
| Disease severity, no. (%) | 1196 | .260 | 837 | |||||
| No disease | 84 27.0 | 275 (31.1) | . . . | . . . | .341 | |||
| Mild | 84 27.0 | 223 (25.2) | 84 (37) | 223 (37) | ||||
| Moderate | 34 11 | 70 (7.9) | 34 (15) | 70 (11) | ||||
| Severe | 109 35 | 317 (35.8) | 109 (48) | 317 (52) | ||||
| Other symptoms | ||||||||
| Race, % | .953 | .135 | ||||||
| Black | 116 | 11.2 | 88.8 | 62 | 3.2 | 96.8 | ||
| White | 1080 | 11.4 | 88.6 | 775 | 8.7 | 91.3 | ||
| Age, y, mean (SD) | 1196 | 59.6 (11.3) | 62.3 (11.1) | .007 | 837 | 63.9 (9.6) | 63.8 (10.4) | .945 |
| Gender, % | .322 | .126 | ||||||
| Men | 922 | 11.9 | 88.1 | 677 | 9.0 | 91.0 | ||
| Women | 9.7 | 90.3 | 153 | 5.2 | 94.8 | |||
| Disease severity, no. (%) | <.001 | .768 | ||||||
| No disease | 67 (49.3) | 292 (27.5) | . . . | . . . | ||||
| Mild | 23 (16.9) | 284 (26.8) | 23 (33.3) | 284 (37.0) | ||||
| Moderate | 8 (5.9) | 96 (9.1) | 8 (11.6) | 96 (12.5) | ||||
| Severe | 38 (27.9) | 388 (36.6) | 38 (55.1) | 388 (50.5) | ||||
| Fatigue | ||||||||
| Race, % | .962 | .396 | ||||||
| Black | 119 | 6.0 | 94.0 | 62 | 3.2 | 96.8 | ||
| White | 1080 | 5.9 | 94.1 | 758 | 5.9 | 94.1 | ||
| Age, y, mean (SD) | 1196 | 61.7 (10.5) | 62.1 (11.1) | .806 | 837 | 63.8 (10.3) | 63.9 (10.4) | .957 |
| Gender, % | .076 | .093 | ||||||
| Men | 922 | 5.3 | 94.7 | 47 | 5.0 | 8.5 | ||
| Women | 267 | 8.2 | 91.8 | 783 | 95.0 | 91.5 | ||
| Disease severity, no. (%) | .543 | .424 | ||||||
| No disease | 24 (33.8) | 335 (29.8) | . . . | . . . | ||||
| Mild | 19 (26.8) | 288 (25.6) | 19 (40.4) | 288 (36.5) | ||||
| Moderate | 8 (11.3) | 96 (8.5) | 8 (17.0) | 96 (12.2) | ||||
| Severe | 20 (28.2) | 406 (36.1) | 20 (42.6) | 406 (51.4) | ||||
Note. Ellipses indicate not applicable.