First author (reference)	Intervention length, weeks	Control	Sample size	Mean difference in weight change, kg (95% CI)
Baetge (28)	<13	Wait-list control	49	–4.16 (–15.29 to 6.97)
Cleo (27)	<13	Wait-list control	50	–2.90 (–4.67 to –1.13)
Collins (30)	<13	Wait-list control	210	–3.34 (–4.23 to –2.45)
Morgan (29)	<13	Wait-list control	105	–3.90 (–5.21 to –2.59)
Morgan (31)	<13	Wait-list control	110	–3.70 (–5.09 to –2.31)
Hepdurgun (24)	<13	Low touch	101	–1.54 (–2.27 to –0.81)
Padwal (25)	<13	Low touch	426	–0.80 (–2.32 to 0.72)
Crane (32)	13–26	Wait-list control	107	–4.60 (–12.17 to 2.97)
Mayer (26)	13–26	Wait-list control	402	–0.70 (–6.20 to 4.80)
Jane (36)	13–26	Usual care	91	–4.80 (–14.20 to 4.60)
Yardley (37)	13–26	Usual care	90	–2.24 (–4.83 to 0.35)
Arterburn (34)	13–26	Low touch	133	–4.80 (–6.37 to –3.23)
Carnie (35)	13–26	Low touch	199	–0.70 (–1.78 to 0.38)
Hardcastle (33)	13–26	Low touch	334	–0.75 (–5.89 to 4.39)