Table 1. Baseline Demographics and Clinical Characteristics of Women (in 1998) (N=5,552).
| Characteristics | No UI (N=2736) |
UI with fluctuation (N=970) |
UI with persistence (N=977) |
Uncategorized (N=869) |
|||||
|---|---|---|---|---|---|---|---|---|---|
| N | Weighted, Percent (95%CI) or Mean (SEM) | N | Weighted, Percent (95%CI) or Mean (SEM) | N | Weighted, Percent (95%CI) or Mean (SEM) | N | Weighted, Percent (95%CI) or Mean (SEM) | P value | |
| Age(Year), Mean(SEM) | 2736 | 59.7 (0.2) | 970 | 60.4 (0.3) | 977 | 60.6 (0.3) | 869 | 59.5 (0.3) | 0.001 |
| Age Category | 0.002 | ||||||||
| CODA (68 to 74 years old) | 495 | 18.2 (15.7, 20.7) | 220 | 22.5 (19.7, 25.2) | 236 | 23.8 (19.8, 27.9) | 163 | 19.2 (16.1, 22.4) | |
| HRS (57 to 67 years old) | 1537 | 43.7 (41.7, 45.6) | 534 | 43.9 (40.8, 46.9) | 519 | 41.3 (38.7, 43.8) | 451 | 39.8 (36.1, 43.5) | |
| War Babies (51 to 56 years old) | 704 | 38.1 (35.6, 40.6) | 216 | 33.6 (30.1, 37.2) | 222 | 34.9 (30.6, 39.2) | 255 | 40.9 (36.8, 45.0) | |
| Race | <0.001 | ||||||||
| White | 2129 | 84.0 (81.4, 86.6) | 780 | 85.0 (81.9, 88.1) | 849 | 89.9 (87.6, 92.2) | 642 | 79.5 (75.8, 83.3) | |
| Black | 485 | 11.3 (9.8, 12.8) | 156 | 11.0 (8.6, 13.3) | 104 | 7.4 (5.7, 9.1) | 181 | 14.5 (11.8, 17.1) | |
| Other | 122 | 4.7 (3.2, 6.2) | 34 | 4.0 (2.3, 5.8) | 24 | 2.7 (1.3, 4.0) | 46 | 6.0 (3.9, 8.1) | |
| Ethnicity | 0.4 | ||||||||
| Hispanic | 237 | 7.4 (5.1, 9.8) | 95 | 8.6 (4.8, 12.3) | 79 | 6.5 (4.3, 8.8) | 96 | 9.4 (6.8, 12.0) | |
| Non-Hispanic/Other | 2499 | 92.6 (90.2, 94.9) | 875 | 91.4 (87.7, 95.2) | 898 | 93.5 (91.2, 95.7) | 773 | 90.6 (88.0, 93.2) | |
| Marital Status | 0.9 | ||||||||
| Married | 1876 | 65.0 (62.6, 67.5) | 680 | 67.1 (63.7, 70.4) | 666 | 65.0 (61.2, 68.8) | 593 | 63.7 (59.6, 67.9) | |
| Divorced or Separated | 366 | 16.4 (14.7, 18.2) | 127 | 15.3 (12.3, 18.2) | 125 | 15.3 (11.8, 18.8) | 118 | 15.6 (12.3, 18.9) | |
| Widowed | 410 | 15.1 (13.6, 16.6) | 140 | 14.8 (12.2, 17.5) | 155 | 16.0 (13.3, 18.8) | 125 | 15.8 (13.0, 18.6) | |
| Never Married | 80 | 3.3 (2.5, 4.2) | 21 | 2.6 (1.2, 3.9) | 29 | 3.5 (2.1, 5.0) | 33 | 4.9 (3.0, 6.7) | |
| Education | 0.7 | ||||||||
| Less than High School | 626 | 19.5 (16.6, 22.4) | 241 | 21.3 (18.8, 23.9) | 189 | 17.3 (14.2, 20.4) | 226 | 22.4 (19.9, 24.9) | |
| High School or Equivalent | 1097 | 39.6 (37.0, 42.3) | 370 | 38.8 (35.3, 42.3) | 407 | 40.7 (36.6, 44.9) | 348 | 41.5 (38.1, 44.8) | |
| Some College | 563 | 22.5 (20.3, 24.7) | 211 | 22.1 (19.2, 25.1) | 215 | 22.6 (19.1, 26.2) | 178 | 21.5 (18.5, 24.5) | |
| Bachelor's Degree or Higher | 447 | 18.2 (15.9, 20.4) | 148 | 17.7 (15.3, 20.2) | 165 | 19.3 (16.4, 22.3) | 117 | 14.6 (11.9, 17.4) | |
| Parity | 0.2 | ||||||||
| 0 | 156 | 7.1 (6.0, 8.2) | 45 | 5.1 (3.5, 6.7) | 53 | 6.3 (4.7, 7.9) | 41 | 6.0 (4.0, 8.0) | |
| ≥1 | 2556 | 92.9 (91.8, 94.0) | 914 | 94.9 (93.3, 96.5) | 907 | 93.7 (92.1, 95.3) | 821 | 94 (92.0, 96.0) | |
| BMI Category | <0.001 | ||||||||
| <30 | 2087 | 79.1 (77.1, 81.1) | 650 | 70.4 (67.5, 73.3) | 660 | 69.2 (65.1, 73.4) | 655 | 77.8 (75, 80.6) | |
| ≥30 | 598 | 20.9 (18.9, 22.9) | 296 | 29.6 (26.7, 32.5) | 296 | 30.8 (26.6, 34.9) | 191 | 22.2 (19.4, 25) | |
| Number of co-morbidities | <0.001 | ||||||||
| <3 | 2456 | 91.2 (89.9, 92.4) | 793 | 83.6 (80.5, 86.7) | 793 | 83.0 (79.9, 86.0) | 770 | 90.6 (88.4, 92.8) | |
| ≥3 | 280 | 8.8 (7.6, 10.1) | 177 | 16.4 (13.3, 19.5) | 184 | 17.0 (14.0, 20.1) | 99 | 9.4 (7.2, 11.6) | |
| Functional Limitations | <0.001 | ||||||||
| Independent | 2467 | 91.1 (89.6, 92.6) | 794 | 83.0 (79.9, 86.0) | 790 | 82.1 (78.6, 85.6) | 798 | 92.2 (89.8, 94.7) | |
| ≥1 Limitation | 266 | 8.9 (7.4, 10.4) | 176 | 17.0 (14.0, 20.1) | 186 | 17.9 (14.4, 21.4) | 65 | 7.8 (5.3, 10.2) | |
| Current Smoker (Yes) | 459 | 18.0 (15.7, 20.2) | 155 | 17.9 (14.6, 21.3) | 174 | 19.1 (16.0, 22.3) | 169 | 20.6 (17.6, 23.5) | 0.8 |
| CES-D score Mean(SEM) | 2684 | 1.3 (0.1) | 949 | 1.6 (0.1) | 960 | 1.7 (0.1) | 826 | 1.5 (0.1) | <0.001 |
N = unweighted
CI = confidence interval
SEM-standard error of the Mean
Uncharacterized-Unable to be classified into No UI, UI with fluctuation, or UI with persistence due to missing data on at least one of the follow-ups
CODA- children of the depression (birth year 1924-1930)
HRS- original health and retirement survey (birth year 1931-1941)
War babies- (birth year 1942-1947)
BMI- body mass index
IQR-interquartile range
CES-D-Center for epidemiologic studies-depression