Effect of initial calorie intake via enteral nutrition in critical illness: a meta-analysis of randomised controlled trials

Table 2 Nutritional targets and interventions

Study	Duration of study (days)	Daily target calorie supply (Kcal/kg)		Mean daily percentage of caloric goal (%)		Mean daily protein intake (g/kg)
Study	Duration of study (days)	LE	HE	LE	HE	LE	HE
Arabi et al. [21]	7	N/A¹	N/A¹	59.0	71.4	65.2%²	63.7%²
Braunschweig et al. [22]	20	25-30	25-30	55.4	84.7	0.68	0.95
Charles et al. [23]	10-12	25-30	25-30	40.5	73	1.1	1.1
Desachy et al. [24]	5	25	25	76	95	N/A	N/A
Peake et al. [25]	10	25-30	25-30	72	102	1.05	1.02
Rice et al. [26]	7	25-30	25-30	15	74.8	0.17	0.85
Rice et al. [27]	6	25-30	25-30	25	80	N/A	N/A
Taylor et al. [28]	7	35	35	36.8	59.2	0.57	1.03

¹The caloric requirement was estimated using the Harris-Benedict equation and adjusted for stress factors. ²The percentage of protein requirement was calculated on the basis of patient condition and underlying diseases. HE, high-energy; LE, low-energy; N/A, not available.

ISSN: 1364-8535