Table 3.

Sensitivity and specificity of LFAs against IgG ELISA.

Manufacturer	Sensitivity (%) [95% CI]	Specificity (%) [95% CI]
Beijing Wantai	92.3 (60/65 TP) [83.0–97.5]	98.8 (81/82 TN) [93.4–100]
Bionote	90.0 (54/60 TP) [79.5–96.2]	100 (78/78 TN) [95.4–100]
Core Technology	92.3 (60/65 TP) [83.0–97.5]	100 (82/82 TN) [95.6–100]
CTK Biotech	81.7 (49/60 TP) [69.6–90.5]	100 (76/76 TN) [95.3–100]
Edinburgh Genetics	80.0 (48/60 TP) [67.7–89.2]	100 (75/75 TN) [95.2–100]
GenBody	44.6 (29/65 TP) [32.3–57.5]	100 (76/76 TN) [95.6–100]
Jiangsu Bioperfectus	93.9 (61/65 TP) [85.0–98.3]	96.3 (79/82 TN) [89.7–99.2]
PRIME4DIA	86.7 (52/60 TP) [75.4–94.1]	100 (79/79 TN) [95.4–100]
Qingdao HIGHTOP	85.0 (51/60 TP) [73.4–92.9]	98.7 (78/79 TN) [93.2–100]
Shanghai Kehua	95.4 (62/65 TP) [87.1–99.0]	97.6 (80/82 TN) [91.5–99.7]
Shenzhen Bioeasy	83.1 (54/65 TP) [71.7–91.2]	85.4 (70/82 TN) [75.8–92.2]
Zhuhai Livzon	78.3 (47/60 TP) [65.8–87.9]	100 (78/78 TN) [95.4–100]