ALB and susceptibility to pneumonia measurement: Serum albumin (3.0 g/dl), mean A-DROP score (2.5), mean FILS score before admission (8.4), mean duration of nonoral intake until evaluation (7.8 days), bedridden ADL (41.3%), mean score of P-A scale (2.6), severity of residual of pharynx, history of pneumonia (26.9%), dementia (56.7%)