Table 4.

Trial results according to HbA1c (%) values.

Authors	Year	Diabetes Type	HbA1c (%) Experiment			HbA1c (%) Control
			Baseline	Post Intervention	Change from Baseline	Baseline	Post Intervention	Change from Baseline
Valentiner et al. (28)	2019	Type 2	6.60	6.80	0.20	6.90	6.80	-0.10
Heisler et al. (29)	2019	Type 2	9.06	8.52	-0.54	9.10	8.55	-0.55
Wang et al. (30)	2019	Type 2	8.62	7.12	-1.52	8.68	7.92	-0.76
Skrøvsethet al. (31)	2015	Type 1	8.33	7.89	-0.44	8.06	7.49	-0.57
Kooiman et al. (32)	2018	Type 2	8.50	8.22	−0.28	8.60	8.60	−0.0
Yu et al. (33)	2019	Type 2	8.30	7.00	-1.10	8.70	7.70	-1.10
Hansel et al. (34)	2017	Type 2	7.16	6.86	-0.30	7.27	7.48	0.21
Klee et al. (35)	2018	Type 1	8.10	7.77	-0.33	8.10	7.89	-0.21
Agarwal et al. (36)	2019	Type 2	8.89	8.22	-0.67	9.03	8.41	-0.62
Sun et al. (37)	2019	Type 2	7.84	6.84	-1.00	7.88	7.22	-0.66
Kim et al. (38)	2019	Type 2	7.70	7.30	-0.40	7.80	7.74	-0.06
Gunawardena et al. (39)	2019	Type 2	9.50	7.20	-2.3	9.40	8.30	-1.10
Kerfoot et al. (40)	2017	Type 2	11.7	10.6	-1.10	11.6	10.9	-0.70
Frias et al. (41)	2017	Type 2	8.66	8.47	-0.19	8.28	8.54	0.26
Kleinman et al. (42)	2017	Type 2	9.40	7.90	-1.50	9.10	8.20	-0.80
Quinn et al. (43)	2016	Type 2	9.85	8.00	-1.85	9.15	8.45	-0.70
Crowley et al. (44)	2016	Type 2	10.5	9.20	-1.30	10.5	10.2	-0.30
Kardas et al. (45)	2016	Type 2	6.78	6.75	-0.04	6.84	6.78	-0.06
Fukuoka et al. (46)	2015	Type 2	5.83	5.73	-0.10	5.70	5.66	-0.04
Block et al. (47)	2015	Prediabetes	5.60	5.34	-0.26	5.60	5.42	-0.18
Wayne et al. (48)	2015	Type 2	8.69	7.88	-0.82	8.89	8.13	-0.76
Shahid et al. (49)	2015	Type 2	10.09	8.63	-1.46	9.85	9.36	-0.48
Greenwood et al. (50)	2015	Type 2	8.46	7.35	-1.11	8.16	7.46	-0.70
Drion et al. (51)	2015	Type 1	7.70	7.90	0.20	7.80	7.90	0.10
Kirwan et al. (52)	2013	Type 1	9.08	7.80	-1.28	8.78	8.58	-0.20