Author (year) Sample size Subjects’ characteristics Study design MT group Control intervention MT protocol Outcome measures Findings Total sessions Hours of exposure to mirror/week Type of exercise Size of mirror (cm) Body structure/function Activity Colomer et al. (2016) [17 ] 31 Age: Stroke types: Ischemic and haemorrhagic Severe paresis upper limb Brunnstrom stages I or II FMA below 19 RCT UMT 45 mins, 3x/week, 8 weeks Passive mobilisation 45 mins, 3x/week, 8 weeks 24 2 hrs 15 mins Simple exercise Functional task Not stated FMA NSA WMFT MT group provided a similar motor improvement Choi et al. (2019) [57 ] 36 Age: Stroke types: Not stated MAL below 2.5 RCT (1) BMT (2) GR+MT 30 mins, 3x/week, 5 weeks ST 30 mins, 3x/week, 5 weeks 15 1 hr 30 mins Simple exercise Not stated MFT — The difference between conventional MT and CG significant in MFT Arya et al. (2015) [18 ] 33 Age: Stroke types: Ischemic and haemorrhagic Brunnstrom 2 or above Pilot RCT UMT 90 mins, 5x/week, 8 weeks CT 90 mins, 5x/week, 8 weeks 40 3 hrs 45 mins Functional task FMA — MT group exhibited highly significant improvement on FMA scores Guo et al. (2019) [24 ] 120 Age: Stroke types: Ischemic and haemorrhagic MAS 2-3 RCT (1) UMT (2) ESWT+MT 50 mins, 5x/week, 4 weeks (1) ESWT (2) CT 30 mins, 5x/week, 4 weeks 20 1 hr 40 mins Simple exercise FMA — MT combined with ESWT produced greater improvement in upper extremity motor performance than MT alone Arya et al. (2018) [21 ] 31 Age: Stroke types: Ischemic and haemorrhagic Diminished light touch RCT UMT and BMT 90 mins, 5x/week, 6 weeks CT 90 mins, 5x/week, 6 weeks 30 3 hrs 20 mins Simple exercise/functional task FMA Semmes Weinstein monofilament — FMA scores significantly increase in the MT group compared to control Park et al. (2015) [25 ] 30 Age: Stroke types: Ischemic and haemorrhagic Brunnstrom IV RCT UMT 30 mins, 5x/week, 4 weeks ST 30 mins, 5x/week, 4 weeks 20 2 hrs 30 mins Simple exercise Not stated FMA BBT FIM MT group significantly improved on upper-extremity function and activities of daily living compared to CG Michielsen et al. (2011) [30 ] 40 Age: Stroke types: Ischemic and haemorrhagic Brunnstrom III and IV RCT BMT 60 mins, 5x/week, 6 weeks Bilateral training 60 mins, 5x/week, 6 weeks 30 5 hrs Simple exercise Functional task Not stated FMA ARAT ABILHAND FMA improved more in the MT group than CG. No sig. difference in ARAT and ABILHAND Gurbuz et al. (2016) [26 ] 31 Age: Stroke types: Ischemic and haemorrhagic Hospitalised Brunnstrom I-IV RCT UMT 20 mins, 5x/week, 4 weeks ST 20 mins, 5x/week, 4 weeks 20 1 hr 40 mins Simple exercise Not stated FMA FIM FMA score higher in the MT group than CG No sig. difference between groups for FIM Lin et al. (2014) [31 ] 43 Age: Stroke types: Ischemic and haemorrhagic Brunnstrom III or above RCT (1) BMT (2) MG+MT 90 mins, 5x/week, 4 weeks CT 90 mins, 5x/week, 4 weeks 20 5 hrs Simple exercise Functional task Not stated FMA BBT MAL ABILHAND and MT groups performed better than CG in the reduction of motor impairment Combining MT+MG stimulation showed additional effects on manual dexterity of the affected hand compared with MT alone No significant different in MAL and ABILHANDOliviera et al. (2018) [58 ] 21 Age: 60.1 Stroke types: Not stated Pilot quasi experimental BMT 15 mins, 3x/week, 4 weeks (1) VG (2) CT 15 mins, 3x/week, 4 weeks 12 1 hr Simple exercise Functional task Not stated Rivermead Mobility Index WMFT JHFT Significant findings were observed for MT or VT group when compared to the CG, obtaining improvements in all three functional tests Lee et al. (2015) [19 ] 48 Age: Stroke types: Not stated Moderate-mild impairment (FMA:18-55) RCT (1) BMT (2) MG+MT (3) Sham MG+MT 90 mins, 5x/week, 4 weeks — 20 5 hrs Simple exercise Functional task FMA rNSA BBT FIM No significant group differences in the FMA, rNSA. For BBT and FIM, MT+MG improved more than MT group Kim et al. (2016) [27 ] 25 Age: Stroke type: Ischemic and haemorrhagic RCT UMT 30 mins, 5x/week, 4 weeks CT 30 mins, 5x/week, 4 weeks 20 2 hrs 30 mins Functional task FMA ARAT BBT FIM MT group showed significant improvements compared to CG, both in body structure/function and activity domain Lin et al. (2014) [32 ] 16 Age: 55.64 Stroke type: Ischemic and haemorrhagic Brunnstrom >III RCT: pilot study (1) BMT (2) MG+MT 90 mins, 5x/week, 4 weeks 20 5 hrs Simple exercise Functional task Not stated MAS BBT ARAT FIM BBT, grasping scales ARAT, FIM presented significantly large effects in favour of MT+MG group Shaker et al. (2020) [59 ] 30 Age: Stroke types: Ischemic MMT: Grade 3 above Case control BMT 40 mins 3x/week, 8 weeks CT 40 mins, 3x/week, 8 weeks 24 1 hr 15 mins Simple exercise Functional task 35×35 ROM (goniometer) Strength (dynamometer) JHFT MT group improved significantly in ROM, hand strength and JHFT compared to CG Chinnavan et al. (2020) [28 ] 25 Age: 45 to 65 years old Stroke types: Ischemic and haemorrhagic Quasi experimental UMT 45 mins, 3x/weeks, 6 weeks CT 45 mins, 3x/week, 6 weeks 18 45 mins Simple exercise Functional task Not stated FMA FIM There is significant improvement in MT group compared to CG in both domains. Ji et al. (2014) [29 ] 35 Age: Stroke types: Ischemic and haemorrhagic RCT (1) UMT (2) rTMS+MT 30 mins, 5x/week, 6 weeks ST 30 mins, 5x/week, 6 weeks 30 2 hrs 30 mins Simple exercise FMA BBT MT+rTMS more effective to improve upper extremity function, than MT group and CG Wu et al. (2013) [20 ] 33 Age: Stroke types: Ischemic and haemorrhagic Mild to moderate impairment (FMA: 26-56) RCT BMT 90 mins, 5x/week, 4 weeks CT 90 mins, 5x/week, 4 weeks 20 5 hrs Simple exercise Functional task Not stated FMA rNSA MAL ABILHAND FMA showed sig. and large to moderate effects favouring the MT group. No sig. differences on MAL and ABILHAND