Table 1.

Studies included in the meta-analysis and reported sensitivity and specificity

Study	Reference standard	Cross-sectional area cutoff (mm2)	Number of wrists	Sensitivity (%) (95% CI)	Specificity (%) (95% CI)
Pinilla et al. [24]	Clinical	6.5	70	90.0 (75.4–96.8)	93.3 (76.5–98.8)
Pastare et al. [23]	Clinical	9	84	62.1 (49.3–73.5)	100 (78.1–00)
Altinok et al. [1]	Clinical	9	80	65.0 (48.3–78.9)	92.5 (78.5–8.0)
Padua et al. [22]	Clinical	10	54	70.4 (56.2–81.6)
Visser et al. [27]	Clinical	10	305	78.0 (70.8–83.8)	91.0 (84.9–95.2)
El Miedany et al. [5]	Clinical	10	254	97.9 (92.0–99.6)	100 (97.0–100)
Kwon et al. [14]	Clinical	10.7	82	65.9 (49.3–79.4)	63.4 (46.9–77.4)
Kele et al. [12]	Clinical	11	110	74.0 (64.2–81.4)	98.0
Wong et al. [30]	EDX	9	96	94.3 (85.3–98.2)	65.4 (44.4–82.1)
Ziswiler et al. [32]	EDX	9	101	85.9 (77.4–97.1)	69.6 (47.0–85.9)
Wong et al. [30]	EDX	9	124	80.0 (66.1–88.9)	51.0 (39.3–63.4)
Duncan et al. [4]	EDX	9	170	82.0 (73.3–88.9)	97.0 (88.8–99.5)
Ashraf et al. [2]	EDX	9	150	80.0 (68.4–88.3)	77.5 (66.5–85.8)
Yesildag et al. [31]	EDX	10.5	224	89.0 (82.8–93.5)	95.0 (86.4–98.3)
Sarria et al. [25]	EDX	11	105	74.6 (61.8–84.4)	57.1 (41.1–71.9)
Wiesler et al. [28]	EDX	11	130	90.9 (77.4–97.1)	83.7 (73.9–90.5)
Moran et al. [17]	EDX	12.3	70	62.0 (47.2–75.0)	95.0 (73.1–99.7)
Nakamichi and Tachibana [20]	EDX	13	822	57.0 (52.1–61.8)	97.0 (94.8–98.4)
Lee et al. [15]	EDX	15	100	88.0 (79.6–93.4)	96.0

CI = confidence interval; EDX = electrodiagnostic testing.