Research Article
Effect of Exogenous Melatonin Administration in Critically Ill Patients on Delirium and Sleep: A Randomized Controlled Trial
Table 2
Epidemiologic and environmental characteristics of the studied cohort.
| Parameters | Group A | Group B | Total | P | Melatonin | Placebo | N = 21 | N = 12 | N = 33 | Median (IQR) | Median (IQR) | Median (IQR) |
| Age (years) | 55 (43–66) | 57.5 (50–64) | 55 (49–66) | 0.50 | APACHE II | 22 (12–30) | 24 (14–28) | 22 (14–29) | 0.81 | APACHE III | 74 (53–94) | 78 (47–101) | 74 (53–94) | 0.90 | ICU length of stay (days) | 24 (16–36) | 23 (16–35) | 23 (16–36) | 0.71 | Study ICU enrollment day | 8 (6–15) | 10 (3–14) | 10 (3–14) | 0.62 | Light intensity (lux)N = 14 | 50 (25–60) | 50 (30–65) | 50 (25–63) | 0.69 | Sound intensity (dB)N = 14 | 60 (50–62) | 65 (65–70) | 62 (50–65) | 0.12 |
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lux, luxes; dB, decibels. |