Table 3.
Variables influencing the total ratio of delivered to prescribed calories over the seven-day study period by univariate analysis
| Variable | Number of patients | % prescribed/required | P value | % delivered/prescribed | P value |
|---|---|---|---|---|---|
| Hospital type | 0.91 | 0.67 | |||
| Academic | 89 | 70 (59-78) | 86 (79-97) | ||
| Community | 114 | 72 (63-80) | 87 (80-97) | ||
| Local protocol | 0.38 | 0.94 | |||
| Yes | 137 | 73 (65-79) | 88 (81-100) | ||
| No | 66 | 66 (59-73) | 84 (79-98) | ||
| Sedation | 0.86 | 0.03 | |||
| Yes | 150 | 66 (58-78) | 89 (82-101) | ||
| No | 53 | 62 (54-71) | 80 (71-87) | ||
| Vasoactive drugs | 0.32 | 0.77 | |||
| Yes | 102 | 70 (59-79) | 88 (81-99) | ||
| No | 101 | 72 (61-80) | 86 (79-92) | ||
| GRV measured | 0.002 | 0.01 | |||
| Yes | 135 | 68 (59-77) | 83 (76-89) | ||
| No | 68 | 77 (69-84) | 95 (90-104) | ||
| Number of interruptions | |||||
| <5 | 180 | 71 (63-79) | 0.42 | 71 (66-78) | 0.08 |
| >5 | 23 | 69 (58-75) | 65 (59-72) |
Values are expressed as median (interquartile range); GRV: gastric residual volume