Comparison 2. Dietary advice compared with nutritional supplements.

Outcome or subgroup title	No. of studies	No. of participants	Statistical method	Effect size
1 Mortality	6		Risk Ratio (M‐H, Fixed, 95% CI)	Subtotals only
1.1 Zero to three months	6	411	Risk Ratio (M‐H, Fixed, 95% CI)	0.56 [0.24, 1.31]
2 Number of people admitted or readmitted to hospital	1		Risk Ratio (M‐H, Fixed, 95% CI)	Totals not selected
2.1 Zero to three months	1		Risk Ratio (M‐H, Fixed, 95% CI)	0.0 [0.0, 0.0]
3 Change in weight (kg)	7		Mean Difference (IV, Random, 95% CI)	Subtotals only
3.1 Zero to three months	7	399	Mean Difference (IV, Random, 95% CI)	‐0.00 [‐2.42, 2.42]
4 Change in mid‐arm muscle circumference (MAMC) (cm)	1		Mean Difference (IV, Fixed, 95% CI)	Totals not selected
4.1 Zero to three months	1		Mean Difference (IV, Fixed, 95% CI)	0.0 [0.0, 0.0]
5 Change in triceps skinfold thickness (TSF) (mm)	2		Mean Difference (IV, Fixed, 95% CI)	Subtotals only
5.1 Zero to three months	2	95	Mean Difference (IV, Fixed, 95% CI)	‐0.54 [‐1.41, 0.33]
6 Change in energy intake (kcal)	7		Mean Difference (IV, Random, 95% CI)	Subtotals only
6.1 Zero to three months	7	279	Mean Difference (IV, Random, 95% CI)	21.34 [‐201.44, 244.12]
7 Change in grip strength (kg force)	1		Mean Difference (IV, Fixed, 95% CI)	Totals not selected
7.1 Zero to three months	1		Mean Difference (IV, Fixed, 95% CI)	0.0 [0.0, 0.0]