Table 2. Subgroup analysis results.

Subgroup analysis	Sensitivity (95% CI)	Specificity (95% CI)	PLR (95% CI)	NLR (95% CI)	DOR (95% CI)	SROC
						AUC	Q*
GROUP A
Culture	0.67 (0.63–0.71)	0.98 (0.97–0.98)	22.45 (9.69–52.16)	0.37 (0.28–0.48)	65.73 (25.03–72.62)	0.7204	0.6693
CRS	0.56 (0.51–0.61)	0.99 (0.98–1.00)	35.05 (11.21–109.62)	0.46 (0.32–0.67)	86.47 (25.54–292.75)	0.8592	0.7899
GROUP B
Yes	0.63 (0.60–0.67)	0.99 (0.98–0.99)	39.11 (13.70–111.64)	0.39 (0.29–0.51)	111.17 (36.80–335.87)	0.7895	0.7267
No	0.57 (0.48–0.65)	0.95 (0.92–0.97)	10.06 (6.17–16.41)	0.49 (0.37–0.64)	21.41 (10.55–43.44)	0.9985	0.9876
GROUP C
Yes	0.62 (0.57–0.66)	0.95 (0.93–0.97)	15.24 (4.88–47.55)	0.38 (0.27–0.54)	44.42 (12.85–153.56)	0.8352	0.7674
No	0.64 (0.59–0.69)	0.99 (0.98–0.99)	42.54 (18.54–97.63)	0.42 (0.32–0.54)	0.42 (0.32–0.54)	0.6661	0.6262

Abbreviations: AUC, area under the curve; DOR, diagnostic odds ratio; NLR, negative likelihood ratio; PLR, positive likelihood ratio.