Table 2.
Propensity Score Matching by Age, Sex, Disease Module, and Disease Classification
| Variables | Evacuation at Home (n = 459) |
Evacuation Center (n = 459) |
SMD | P Value |
|---|---|---|---|---|
| Patient Characteristics | ||||
| Age (mean [SD]) | 52.9 (SD = 24.6) | 53.6 (SD = 23.7) | 0.029 | .781 |
| Female Sex | 259 (56.4%) | 261 (56.9%) | 0.010 | .894 |
| Module | ||||
| NCD | 377 (82.1%) | 368 (80.2%) | 0.049 | .448 |
| Infectious Disease | 164 (35.7%) | 170 (37.0%) | 0.027 | .681 |
| Mental Health | 36 (7.8%) | 32 (7.0%) | 0.031 | .614 |
| Trauma | 28 (6.1%) | 28 (6.1%) | 0.000 | 1.000 |
| Disease Classification | ||||
| Respiratory Infection | 126 (27.5%) | 137 (29.8%) | 0.051 | .422 |
| Chronic Respiratory Diseases and Symptoms | 27 (5.9%) | 26 (5.7%) | 0.040 | .888 |
| Cardiovascular Diseases and Symptoms | 39 (8.5%) | 44 (9.6%) | 0.038 | .565 |
| Hypertension | 123 (26.8%) | 136 (29.6%) | 0.062 | .340 |
| Stroke and Sequelae | 7 (1.5%) | 7 (1.5%) | 0.000 | 1.000 |
| Cranial Nerve Diseases and Symptoms | 4 (0.9%) | 5 (1.1%) | 0.020 | .738 |
| Metabolic Endocrine Disorders | 114 (24.8%) | 123 (26.8%) | 0.046 | .497 |
| Renal Disease | 0 (0.0%) | 0 (0.0%) | 0.000 | – |
| Gastrointestinal Diseases and Symptoms | 47 (10.2%) | 45 (9.8%) | 0.013 | .826 |
| Gastroenteritis/Diarrhea | 49 (10.7%) | 51 (11.1%) | 0.013 | .832 |
| Mental Diseases Other than Sleep Disturbance | 15 (3.3%) | 13 (2.8%) | 0.029 | .701 |
| Sleep Disturbance | 24 (5.2%) | 20 (4.4%) | 0.037 | .537 |
| Dementia/Delirium | 2 (0.4%) | 3 (0.7%) | 0.041 | .654 |
| Malignant Diseases | 6 (1.3%) | 3 (0.7%) | 0.060 | .315 |
| Ophthalmologic Diseases | 26 (5.7%) | 20 (4.4%) | 0.036 | .364 |
| Oral and Maxillofacial Surgery Diseases | 2 (0.4%) | 2 (0.4%) | 0.000 | 1.000 |
| Otolaryngology Diseases | 0 (0.0%) | 0 (0.0%) | 0.000 | – |
| Pollinosis | 97 (21.1%) | 92 (20.0%) | 0.027 | .683 |
| Male Urogenital Diseases | 8 (1.7%) | 9 (2.0%) | 0.022 | .807 |
| Female Urogenital Diseases | 6 (1.3%) | 8 (1.8%) | 0.040 | .590 |
| Pregnancy/Delivery/Postpartum | 0 (0.0%) | 0 (0.0%) | 0.000 | – |
| Trauma | 26 (5.7%) | 26 (5.7%) | 0.000 | 1.000 |
| Musculoskeletal Diseases and Symptoms | 59 (12.9%) | 58 (12.6%) | 0.09 | .921 |
| Burns/Frostbite | 2 (0.4%) | 2 (0.4%) | 0.028 | 1.000 |
| Skin Diseases and Symptoms | 36 (7.8%) | 37 (8.1%) | 0.011 | .903 |
| Bedsore | 2 (0.4%) | 2 (0.4%) | 0.000 | 1.000 |
| Subdistrict | ||||
| Shizugawa | 445 (97.0%) | 445 (97.0%) | 0.000 | .968 |
| Utatsu | 8 (1.7%) | 9 (2.0%) | 0.009 | |
| Tokura | 3 (0.7%) | 3 (0.7%) | 0.000 | |
| Iriya | 3 (0.7%) | 2 (0.4%) | 0.041 | |
| Out of Minamisanriku Town Boundary | 0 (0%) | 0 (0.0%) | 0.000 | |
| Time to First Medical Intervention (days) | 19.3 (SD = 6.1) | 12.9 (SD = 6.4) | 1.024 | <.001 |
Note: Standardized mean difference (SMD) to validate the adjustment. An SMD of 0.1 or less was deemed to be the ideal balance, and an SMD of 0.2 or less was deemed to be an acceptable balance.
Abbreviation: NCD, non-communicable disease.