Table 3.

Results of subgroup-analysis for effect of resistant starch on CRP and TNF-α and IL-6 levels

	No. of effect sizes	RR (95% CI)	P within1	I2 (%)	P between2
Subgroup analyses for CRP and resistant starch
Duration of follow up					0.619
Less than 8 weeks	3	0.03 (−0.34, 0.4)	0.873	38.4
8 weeks and more	6	− 0.21 (−1.06, 0.63)	0.998	89.7
Quality score3					0.432
Scores≤median(19)	3	0.86 (− 1.63, 3.35)	0.498	88.3
Scores>median(19)	6	−0.61 (− 1.93, 0.71)	0.364	89.3
Subgroup analyses for TNF-α and resistant starch
Duration of follow up					0.804
More than 8 weeks	4	−1.86 (−3.63, −0.09)	0.015	87.6
8 weeks and less	4	−2.76 (−4.99, −0.54)	0.039	97
Quality score3					0.562
Scores≤median(19)	2	−7.94 (−14.47, − 1.42)	0.017	76.8
Scores>median(19)	6	−1.38 (−2.6, − 0.16)	0.026	94.8
Subgroup analyses for IL-6 and dairy products
Duration of follow up					0.001
More than 8 weeks	2	−0.48 (−1.61, 0.66)	0.163	62.8
8 weeks and less	5	−1.40 (−2.22, − 0.58)	0.012	95.7
Quality score3					0.001
Scores≤median(19)	4	−1.62 (−3.35, 0.12)	0.068	91.1
Scores>median(19)	3	−0.97 (−1.81, −0.13)	0.024	99.5