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| Outcome | (N) | Results | P Value | ||
| Intervention | Control | ||||
| Changes to the dining room environment | |||||
| Mathey 2001a | Mortality | 38 | 7/21 (33%) | 5/17 (29%) | NR |
| Nijs 2006 | Mortality | 178 | 18/112 (16%) | 16/133 (12%) | NR |
| Sensory stimulation | |||||
| Brouillette 1991 | Mortality | 20 | 1/10 (10%) | 0/10 (0%) | NR |
NR: not reported
