. 2022 Jan 3;22(1):83–93. doi: 10.1007/s12663-021-01675-1

Table 5.

Outcome variables of the included studies

Study	Sample groups	VAS scale (1–10) Mean ± SD		Maximum mouth opening (mm) Mean ± SD
Study	Sample groups	Baseline	Outcome	Baseline	Outcome
1. Diracoglu et al. [18]	Arthrocentesis-	6.26 ± 2.3	1.51 ± 1.82	29.2 ± 7	37.89 ± 6.5
1. Diracoglu et al. [18]	Non-invasive therapies-	5.66 ± 2.4	4.39 ± 2.31	29.89 ± 4.8	35.54 ± 6.41
2. Hosgor et al. [16]	Arthrocentesis-	7.40 ± 0.30	2.60 ± 0.73	28.40 ± 2.11	39.00 ± 2.60
2. Hosgor et al. [16]	Non-invasive therapies-	7.00 ± 0.63	3.20 ± 1.12	35.70 ± 2.75	43.00 ± 1.75
3. Tatli et al. [15]	Arthrocentesis-	6.6 ± 2.2	0.3 ± 0.8	28.5 ± 3.5	42.2 ± 4.5
3. Tatli et al. [15]	Non-invasive therapies-	6.8 ± 1.5	2.0 ± 2.4	29.2 ± 2.9	38.1 ± 4.1
		VAS scale (1–100)		Maximum mouth opening (mm)
4. Malekzadeh et al. [19]	Arthrocentesis-	57.7 ± 17.8	10 ± 6.3	27.2 ± 2.8	42.7 ± 6.1
4. Malekzadeh et al. [19]	Non-invasive therapies-	49.5 ± 30	11 ± 17.1	28.4 ± 5.0	46.3 ± 7.2
5. Ohnuki et al. [17]	Arthrocentesis-	55 ± 23	2.2 ± 3.7	30.0 ± 5.9	44.6 ± 3.0
5. Ohnuki et al. [17]	Non-invasive therapies-	53 ± 22	2.7 ± 3.4	35.1 ± 6.6	43.8 ± 3.7