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Table 2 Study quality assessment using the Downs & Black tool

From: Effectiveness of martial arts exercise on anthropometric and body composition parameters of overweight and obese subjects: a systematic review and meta-analysis

Studies Item Tsang et al. [30] Beebe et al. [31] Chen et al. [32] Chyu et al. [33] Dechamps et al. [34] Katkowski et al. [35]
D&B: 1 1 1 1 1 1 1
D&B: 2 1 1 1 1 1 1
D&B: 3 1 1 1 1 1 1
D&B: 4 1 1 1 1 1 1
D&B: 5 0 0 0 0 0 0
D&B: 6 1 1 1 1 1 1
D&B: 7 1 1 1 1 1 1
D&B: 8 1 0 1 1 1 0
D&B: 9 1 0 0 1 1 0
D&B: 10 1 1 1 1 1 1
D&B: 11 0 0 0 0 0 0
D&B: 12 0 0 0 0 0 0
D&B: 13 1 0 0 0 0 0
D&B: 14 1 0 0 0 1 0
D&B: 15 1 0 0 1 1 0
D&B: 16 1 1 1 1 1 1
D&B: 17 1 0 1 1 1 0
D&B: 18 1 1 1 1 1 1
D&B: 19 0 0 0 1 0 1
D&B: 20 1 1 1 1 1 1
D&B: 21 1 0 1 1 1 1
D&B: 22 1 0 1 1 1 1
D&B: 23 1 1 1 1 1 1
D&B: 24 1 0 0 1 1 0
D&B: 25 0 0 0 0 1 0
D&B: 26 1 0 0 1 1 0
D&B: 27 0 0 3 0 0 1
Total 21 11 18 20 21 15
  1. D&B Downs & Black item;