Table 3.
Results of quality assessment of the studies
| Study | Item 1 | Item 2 | Item 3 | Item 4 | Item 5 | Item 6 | Item 7 | Item 8 | Item 9 | Item 10 | Overall quality |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Chen, Wang, et al. [4] | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Good |
| Chen, Du, et al. [27] | Yes | Yes | Yes | Yes | Unclear | Yes | Yes | Yes | Yes | Yes | Good |
| Chung et al. [28] | Unclear | Yes | Yes | Yes | Unclear | Yes | Unclear | Yes | Yes | Yes | Fair |
| Cui et al. [29] | Yes | Yes | Yes | Unclear | Yes | Yes | Unclear | Yes | Yes | Yes | Good |
| Duan et al. [30] | Unclear | Yes | Yes | Yes | Unclear | Yes | Unclear | Yes | Yes | Yes | Fair |
| Hsu et al. [31] | Yes | Yes | Yes | Yes | Unclear | Yes | Yes | Yes | Yes | Yes | Good |
| Ileșan et al. [32] | Unclear | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Good |
| Jaskari et al. [33] | Yes | Yes | Yes | Yes | Unclear | Yes | Yes | Yes | Yes | Yes | Good |
| Kim et al. [34] | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Good |
| Kwak et al. [5] | Yes | Yes | Yes | Unclear | Yes | Yes | Unclear | Yes | Yes | Yes | Good |
| Lahoud et al. [35] | Yes | Yes | Unclear | Unclear | Unclear | Yes | Unclear | Yes | Yes | Yes | Fair |
| Lee et al. [24] | Yes | Yes | Yes | Yes | Unclear | Yes | Yes | Yes | Yes | Yes | Good |
| Lin et al. [36] | Yes | Yes | Yes | Yes | Unclear | Yes | Yes | Yes | Yes | Yes | Good |
| Lo Giudice et al. [37] | Yes | Yes | Unclear | Yes | No | Yes | Yes | Yes | Yes | Yes | Good |
| Macho et al. [38] | Yes | Yes | Yes | Yes | Unclear | Yes | Yes | Yes | Yes | Yes | Good |
| Miki et al. [39] | Yes | Yes | Yes | Yes | No | Yes | Yes | Yes | Yes | Yes | Good |
| Minnema et al. [20] | Unclear | Yes | Yes | Yes | Unclear | Yes | Unclear | Yes | Yes | Yes | Fair |
| Pankert et al. [40] | Yes | Yes | Yes | Yes | Unclear | Yes | Yes | Yes | Yes | Yes | Good |
| Park et al. [41] | Yes | Yes | Yes | Yes | No | Yes | Yes | Yes | Yes | Yes | Good |
| Qiu et al. [6] | Yes | Yes | Yes | Yes | Unclear | Yes | Yes | Yes | Yes | Yes | Good |
| Qiu et al. [42] | Yes | Yes | Yes | Unclear | No | Yes | Unclear | Yes | Yes | Yes | Good |
| Qiu, Guo, et al. [43] | Yes | Yes | Yes | Yes | Unclear | Yes | Yes | Yes | Yes | Yes | Good |
| Qiu, van der Wel, et al. [44] | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Good |
| Qiu, van der Wel, et al. [8] | Yes | Yes | Unclear | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Good |
| Usman et al. [45] | Unclear | Yes | Yes | Yes | Unclear | Yes | Unclear | Yes | Yes | Yes | Fair |
| Verhelst et al. [46] | Unclear | Yes | Yes | Yes | Unclear | Yes | Yes | Yes | Yes | Yes | Good |
| Vinayahalingam et al. [47] | Yes | Yes | Yes | Yes | Unclear | Yes | Yes | Yes | Yes | Yes | Good |
| Wang et al. [7] | Yes | Yes | Yes | Unclear | Unclear | Yes | Unclear | Yes | Yes | Yes | Fair |
| Wang et al. [48] | Yes | Yes | Yes | Unclear | Unclear | Yes | Unclear | Yes | Yes | Yes | Fair |
| Wang et al. [49] | Yes | Yes | Yes | Yes | Unclear | Yes | Yes | Yes | Yes | Yes | Good |
Item (1) Was a consecutive or random dataset used? Item (2) Was a case control design avoided? Item (3) Did the study avoid inappropriate exclusions? Item (4) Were the index method results interpreted without knowledge of the results of the reference standard? Item (5) If a threshold was used, was it pre-specified? Item (6) Is the reference standard likely to correctly classify the target condition? Item (7) Were the reference standard results interpreted without knowledge of the results of the index test? Item (8) Was there an appropriate interval between index test and reference standard? Item (9) Did all patients receive the same reference standard? Item (10) Were all patients included in the analysis?