Three initial diets for management of mild acute pancreatitis: A meta-analysis

Table 1 Baseline characteristics of the included studies

Study comparisons	Moraes et al[15]			Jacobson et al[16]		Sathlaraj et al[17]
Type of diet	Solid	Soft	Liquid	Soft	Liquid	Solid	Liquid
No. of patients included	70	70	70	66	55	49	52
Mean age (yr)	53	49	51	51	47	37	39
Male/female	42/28	43/27	33/37	23/43	34/21	39/10	44/8
Mean body mass index (%)	ND	ND	ND	29	29	21.3	20.9
Cause
Biliary system (n)	33	35	32	15	15	7	9
Alcohol (n)	17	14	16	14	19	26	25
Unknown and others (n)	20	21	22	26	32	16	18
Type of pain
Acute (n)	ND	ND	ND	52	53	40	41
Acute or chronic (n)	ND	ND	ND	3	3	9	11
Time between admission and first meal (d)	3.4 ± 0.8	3.6 ± 1.0	3.5 ± 1.5	2	1	1.6	1.4
Total number of meals on study day 1 (n)	2	2	2	2	2	3	4
Calories in first meal on day 1 (kcal)	620	120	124	350	157	262	137
Fat in first meal on day 1 (g)	14	2	1	5	1	3	4
Total calories on first day (kcal)	1240	241	248	622	301	921	370
Total fat on first day (g)	28	4	2	13	2	15	8

ND: Not described.

Table 2 Quality assessment of randomized controlled trials included in the meta-analysis

Study	Methodological quality items
	Randomization	Allocation concealment	Double blinding	ITT analysis
Moraes et al[15]	Yes	Yes	Yes	Yes
Jacobson et al[16]	Yes	Yes	Yes	Yes
Sathlaraj et al[17]	Yes	Yes	Yes	Yes

Based on Cochrane handbook 5. ITT: Intention-to-treat.

Table 3 Results on length of hospitalization, total length of hospitalization and recurrence of pain

Study comparisons	Moraes et al[15]			Jacobson et al[16]		Sathlaraj et al[17]
Type of diet	Solid	Soft	Liquid	Solid	Liquid	Soft	Liquid
LOH (d)	5.8 ± 1.1	7.4 ± 1.5	7.3 ± 1.6	1.71 ± 2.04	1.68 ± 1.85	4.18 ± 2.86	6.75 ± 3.37
TLOH (d)	7.5 ± 3.5	8.2 ± 2.4	8.2 ± 2.6	4 (3-6)	4 (3-5)	5.92 ± 2.978	8.71 ± 4.995
Recurrence of pain (n)	15	12	14	6	4	4	3

LOH: Length of hospitalization; TLOH: Total length of hospitalization.