Before propensity score matching | After propensity score matching | |||||
---|---|---|---|---|---|---|
1 consulting medical institution (N = 516) | ≥2 consulting medical institutions (N = 477) | P value | 1 consulting medical institution (N = 307) | ≥2 consulting medical institutions (N = 307) | P value | |
Age (year old, mean ± SD) | 74.5 ± 6.7 | 75.8 ± 6.2 | 0.003 | 74.9 ± 7.1 | 75.0 ± 5.9 | 0.956 |
Sex (men), n (%) | 276 (53.5) | 246 (51.6) | 0.546 | 154 (50.2) | 159 (51.8) | 0.686 |
Household economy, n (%) | ||||||
Very poor | 26 (5.0) | 31 (6.5) | 0.479 | 15 (4.9) | 17 (5.5) | 0.594 |
Poor | 92 (17.8) | 106 (22.2) | 63 (20.5) | 67 (21.8) | ||
Normal | 342 (66.3) | 291 (61.0) | 208 (67.8) | 193 (62.9) | ||
Rich | 35 (6.8) | 30 (6.3) | 16 (5.2) | 25 (8.1) | ||
Very rich | 8 (1.6) | 7 (1.5) | 5 (1.6) | 5 (1.6) | ||
Not answereda | 13 (2.5) | 12 (2.5) | 0 | 0 | ||
Comorbidities, n (%) | ||||||
Hypertension | 284 (55.0) | 275 (57.7) | 0.407 | 168 (54.7) | 165 (53.8) | 0.808 |
Stroke | 11 (2.1) | 22 (4.6) | 0.029 | 9 (2.9) | 7 (2.3) | 0.612 |
Heart disease | 60 (11.6) | 72 (15.1) | 0.108 | 42 (13.7) | 38 (12.4) | 0.632 |
Diabetes mellitus | 96 (18.6) | 83 (17.4) | 0.622 | 52 (16.9) | 59 (19.2) | 0.463 |
Dyslipidemia | 84 (16.3) | 73 (15.3) | 0.674 | 51 (16.6) | 47 (15.3) | 0.659 |
Respiratory disorder | 23 (4.5) | 39 (8.2) | 0.016 | 21 (6.8) | 15 (4.9) | 0.303 |
Gastrointestinal disorder | 29 (5.6) | 55 (11.5) | 0.001 | 27 (8.8) | 23 (7.5) | 0.555 |
Renal urologic disorder | 34 (6.6) | 72 (15.1) | <0.001 | 28 (9.1) | 29 (9.5) | 0.889 |
Musculoskeletal disorder | 34 (6.6) | 69 (14.5) | <0.001 | 31 (10.1) | 26 (8.5) | 0.487 |
Injury | 7 (1.4) | 14 (2.9) | 0.084 | 7 (2.3) | 6 (2.0) | 0.779 |
Malignancy | 26 (5.0) | 23 (4.8) | 0.875 | 13 (4.2) | 18 (5.9) | 0.357 |
Hematologic disease | 7 (1.4) | 11 (2.3) | 0.263 | 4 (1.3) | 5 (1.6) | 0.737 |
Depression | 3 (0.6) | 8 (1.7) | 0.099 | 3 (1.0) | 2 (0.7) | 0.653 |
Dementia | 6 (1.2) | 5 (1.1) | 0.863 | 4 (1.3) | 2 (0.7) | 0.412 |
Parkinson’s disease | 0 | 1 (0.2) | 0.298 | 0 | 0 | |
Ear disorder | 24 (4.7) | 30 (6.3) | 0.255 | 14 (4.6) | 11 (3.6) | 0.540 |
Other | 52 (10.1) | 56 (11.7) | 0.401 | 36 (11.7) | 34 (11.1) | 0.800 |
The number of comorbidities, n (%) | ||||||
1 | 300 (58.1) | 147 (30.8) | <0.001 | 142 (46.3) | 141 (45.9) | 0.422 |
2 | 150 (29.1) | 175 (36.7) | 111 (36.2) | 117 (38.1) | ||
3 | 41 (8.0) | 92 (19.3) | 32 (10.4) | 37 (12.1) | ||
4 | 17 (3.3) | 50 (10.5) | 14 (4.6) | 9 (2.9) | ||
≥5 | 8 (1.6) | 13 (2.7) | 8 (2.6) | 3 (1.0) |