| PAD3 Function of eating and balance of water (α = 0.940) | CAD1 | CAD2 | CAD3 | CAD4 | PAD4 Life and value (α = 0.922) | CAD1 | CAD2 | ||
| CAD1 Eating cognition (α = 0.893) | CAD1 Intention/point of view (α = 0.897) | ||||||||
| Sense of hunger | 0.712 | 0.205 | 0.133 | 0.107 | Self expectation | 0.729 | 0.285 | ||
| Sense of abdominal fullness | 0.670 | 0.240 | 0.225 | 0.101 | Ethical thought | 0.693 | 0.232 | ||
| Change of dietary habits | 0.651 | 0.183 | 0.263 | 0.104 | Patient’s strength | 0.662 | 0.364 | ||
| Intake of between-meal eating | 0.636 | 0.172 | 0.144 | 0.070 | Hope | 0.658 | 0.403 | ||
| Number of meals | 0.635 | 0.106 | 0.362 | −0.044 | Motivation | 0.603 | 0.316 | ||
| Mealtime | 0.630 | 0.171 | 0.389 | −0.016 | Purpose of life | 0.602 | 0.463 | ||
| Preference | 0.624 | 0.221 | 0.284 | 0.067 | Goal of life | 0.601 | 0.398 | ||
| Body Image | 0.622 | 0.023 | 0.040 | 0.228 | Participation of the nursing care plan | 0.573 | 0.170 | ||
| The presence or absence of overeating | 0.549 | 0.105 | 0.151 | 0.393 | Important belief except the religion | 0.528 | 0.285 | ||
| Understanding of diet | 0.459 | 0.170 | 0.097 | 0.336 | CAD2 Thoughts of the patient (α = 0.886) | ||||
| Eating action | 0.434 | 0.353 | 0.246 | 0.241 | Current thought of the patient | 0.296 | 0.918 | ||
| CAD2 Function of eating (α = 0.890) | Future thought of the patient | 0.340 | 0.841 | ||||||
| Swallowing function | 0.099 | 0.868 | 0.071 | 0.158 | Thought of the patient before the illness | 0.438 | 0.572 | ||
| Mastication | 0.218 | 0.737 | 0.203 | 0.054 | |||||
| Presence or absence of aspiration | 0.074 | 0.680 | 0.100 | 0.217 | Contributing rate (%) | 33.11 | 24.07 | ||
| Oral conditions | 0.344 | 0.592 | 0.279 | 0.054 | Cumulative contribution ratio (%) | 57.19 | |||
| Signs of dehydration | 0.182 | 0.575 | 0.232 | 0.292 | KMO = 0.91; Bartlett’s test of sphericity = 3256.43, p < 0.001 | ||||
| Fluid intake | 0.182 | 0.515 | 0.314 | 0.334 | |||||
| Dietary intake | 0.271 | 0.508 | 0.363 | 0.052 | |||||
| Presence or absence of dentures and condition of use | 0.323 | 0.437 | 0.313 | 0.084 | |||||
| CAD3 Excretion situation (α = 0.857) | |||||||||
| Symptom at having egested | 0.392 | 0.222 | 0.702 | 0.107 | |||||
| Property of egesta | 0.298 | 0.325 | 0.661 | 0.113 | |||||
| Frequency of urination | 0.360 | 0.310 | 0.535 | 0.105 | |||||
| Frequency of urination during night | 0.428 | 0.259 | 0.479 | 0.103 | |||||
| Frequency of stool | 0.149 | 0.430 | 0.454 | 0.256 | |||||
| CAD4 Balance of water (α = 0.837) | |||||||||
| History of water intoxication | 0.122 | 0.190 | 0.061 | 0.872 | |||||
| Polyposia | 0.107 | 0.227 | 0.067 | 0.841 | |||||
| Excessive urination | 0.351 | 0.311 | 0.323 | 0.447 | |||||
| Contributing rate (%) | 19.31 | 15.77 | 10.73 | 9.21 | |||||
| Cumulative contribution ratio (%) | 35.08 | 45.81 | 55.02 | ||||||