Research Article
[Retracted] An Exploration: Alzheimer’s Disease Classification Based on Convolutional Neural Network
Table 3
Research questions covered by the studies included this systematic study.
| Study | Reference (year) | Research questions answered | RQ1 | RQ2 | RQ3 | RQ4 | RQ5 | RQ6 |
| 1 | [2] (2017) | Yes | Yes | Yes | Yes | No | Yes | 2 | [26] (2017) | Yes | Yes | Yes | Yes | Yes | Yes | 3 | [27] (2017) | Yes | Yes | Yes | Yes | Yes | Yes | 4 | [28] (2017) | Yes | Yes | Yes | Yes | Yes | Yes | 5 | [29] (2018) | Yes | Yes | Yes | Yes | Yes | Yes | 6 | [11] (2018) | Yes | Yes | Yes | Yes | Yes | No | 7 | [30] (2018) | Yes | Yes | Yes | Yes | No | No | 8 | [31] 2013 | Yes | Yes | Yes | Yes | No | No | 9 | [32] (2015) | Yes | Yes | Yes | Yes | Yes | Yes | 10 | [33] (2016) | Yes | Yes | Yes | Yes | No | Yes | 11 | [34] (2016) | Yes | Yes | Yes | Yes | No | Yes | 12 | [3] (2017) | Yes | Yes | Yes | Yes | Yes | Yes | 13 | [35] (2017) | Yes | Yes | Yes | Yes | No | Yes | 14 | [36] (2016) | Yes | Yes | Yes | Yes | No | Yes | 15 | [37] (2016) | Yes | Yes | No | Yes | No | Yes | 16 | [38] (2017) | Yes | Yes | Yes | Yes | No | Yes | 17 | [39] (2017) | Yes | Yes | Yes | Yes | No | Yes | 18 | [40] (2017) | Yes | Yes | Yes | Yes | No | Yes | 19 | [41] (2018) | Yes | Yes | Yes | Yes | No | Yes | 20 | [42] (2017) | Yes | Yes | Yes | Yes | No | Yes | 21 | [43] (2019) | Yes | Yes | Yes | Yes | No | No | 22 | [44] (2019) | Yes | Yes | Yes | Yes | No | Yes | 23 | [45] (2019) | Yes | Yes | Yes | Yes | No | Yes | 24 | [46] (2017) | Yes | Yes | Yes | Yes | No | Yes | 25 | [47] (2018) | Yes | Yes | Yes | Yes | Yes | No | 26 | [48] (2018) | Yes | Yes | Yes | Yes | Yes | Yes | 27 | [10] (2018) | Yes | Yes | Yes | Yes | Yes | Yes | 28 | [49] (2014) | Yes | Yes | Yes | Yes | No | Yes | 29 | [50] (2017) | Yes | Yes | Yes | Yes | No | Yes | 30 | [51] (2017) | Yes | Yes | Yes | Yes | No | Yes | 31 | [52] (2018) | Yes | Yes | Yes | Yes | Yes | Yes | 32 | [53] (2018) | Yes | Yes | Yes | Yes | No | Yes | 33 | [54] (2018) | Yes | Yes | Yes | Yes | No | Yes | 34 | [55] (2018) | Yes | Yes | Yes | Yes | Yes | Yes | 35 | [56] (2018) | Yes | Yes | Yes | Yes | Yes | Yes | 36 | [57] (2018) | Yes | Yes | Yes | Yes | No | No | 37 | [15] (2019) | Yes | Yes | Yes | Yes | Yes | Yes | 38 | [58] (2017) | Yes | Yes | Yes | Yes | Yes | Yes | 39 | [12] (2017) | Yes | Yes | Yes | Yes | Yes | Yes | 40 | [59] (2017) | Yes | Yes | Yes | Yes | Yes | Yes | 41 | [60] (2019) | Yes | Yes | Yes | Yes | No | Yes | 42 | [61] (2020) | Yes | Yes | Yes | Yes | No | Yes | 43 | [62] (2021) | Yes | Yes | Yes | Yes | Yes | Yes | 44 | [63] (2021) | Yes | Yes | Yes | Yes | Yes | Yes | 45 | [64] (2021) | Yes | Yes | Yes | Yes | Yes | Yes | 46 | [65] (2021) | Yes | Yes | Yes | Yes | Yes | Yes | 47 | [66] (2021) | Yes | Yes | Yes | Yes | Yes | Yes | 48 | [67] (2021) | Yes | Yes | Yes | Yes | Yes | Yes |
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