| Men | Women | |||||
| Nocturia-1 | Nocturia- ≥ 2 | p-value | Nocturia-1 | Nocturia- ≥ 2 | p-value | |
| n = 113 | N = 201 | N = 187 | N = 198 | |||
| n (%) | n (%) | n (%) | n (%) | |||
| Age (+5 years) | ||||||
| 65 - 69 | 31 (27.4) | 26 (12.9) | <0.01 | 41 (21.9) | 14 (7.1) | <0.01 |
| 70 - 74 | 26 (23.0) | 27 (13.4) | 33 (17.6) | 31 (15.7) | ||
| 75 - 79 | 26 (23.0) | 53 (26.4) | 45 (24.1) | 45 (22.7) | ||
| 80 - 84 | 21 (18.6) | 55 (27.4) | 45 (24.1) | 61 (30.8) | ||
| 85 - 89 | 8 (7.1) | 29 (14.4) | 17 (9.1) | 29 (14.6) | ||
| 90- | 1 (0.9) | 11 (5.5) | 6 (3.2) | 18 (9.1) | ||
| Family composition | 0.02 | |||||
| lives with family | 106 (93.8) | 178 (88.6) | 0.13 | 161 (86.1) | 152 (76.8) | |
| lives alon | 7 (6.2) | 23 (11.4) | 26 (13.9) | 46 (23.2) | ||
| Level of long-term care need | ||||||
| no certification | 109 (96.5) | 184 (91.5) | 0.09 | 182 (97.3) | 171 (86.4) | <0.01 |
| requiring support 1 | 4 (3.5) | 17 (8.5) | 5 (2.7) | 27 (13.6) | ||
| -requiring long-term care 2 | ||||||
| History of current illness | ||||||
| hypertension | 58 (51.3) | 122 (60.7) | 0.11 | 95 (50.8) | 112 (56.6) | 0.26 |
| diabetes mellitus | 10 (8.8) | 41 (20.4) | 0.01 | 21 (11.2) | 22 (11.1) | 0.97 |
| heart disease | 11 (9.7) | 25 (12.4) | 0.47 | 17 (9.1) | 24 (12.1) | 0.34 |
| cancer | 6 (5.3) | 8 (4.0) | 0.58 | 4 (2.1) | 0 (0.0) | 0.06 |
| lower back pain | 5 (4.4) | 44 (21.9) | <0.01 | 34 (18.2) | 49 (24.7) | 0.12 |
| knee osteoarthritis | 7 (6.2) | 25 (12.4) | 0.08 | 28 (15.0) | 29 (14.6) | 0.93 |
| Parkinson’s disease | 1 (0.9) | 4 (2.0) | 0.41 | 0 (0.0) | 2 (1.0) | 0.26 |
| benign prostatic hyperplasia | 15 (13.3) | 39 (19.4) | 0.17 | － | － | － |
| depressin | 1 (0.9) | 2 (1.0) | 0.71 | 4 (2.1) | 2 (1.0) | 0.32 |