Table 5 Comparison of MI and single regression in the "capture" of the true values using 3 missing data scenarios
From: Dealing with missing data in a multi-question depression scale: a comparison of imputation methods
|  | MCAR – P = 0.10 N = 1379 | MAR – Age and Sex N = 1429 | MNAR N = 1406 | ||||||
|---|---|---|---|---|---|---|---|---|---|
Question | # cases missing N | MI coverage of true value by range N (%) | Single regression agreement with true value N (%) | # cases missing N | MI coverage of true value by range N (%) | Single regression agreement with true value N (%) | # cases missing N | MI coverage of true value by range N (%) | Single regression agreement with true value N (%) |
1 | 150 | 142 (95%) | 88 (59%) | 189 | 173 (92%) | 115 (61%) | 139 | 124 (89%) | 76 (55%) |
2 | 175 | 141 (81%) | 48 (27%) | 182 | 142 (78%) | 46 (25%) | 161 | 124 (77%) | 46 (29%) |
3 | 155 | 150 (97%) | 111 (72%) | 173 | 164 (95%) | 114 (66%) | 156 | 146 (94%) | 94 (60%) |
4 | 146 | 115 (79%) | 47 (32%) | 176 | 137 (78%) | 47 (27%) | 170 | 143 (84%) | 40 (24%) |
5 | 158 | 125 (79%) | 47 (30%) | 185 | 150 (81%) | 45 (24%) | 159 | 126 (79%) | 49 (31%) |
6 | 160 | 132 (83%) | 43 (27%) | 170 | 132 (78%) | 44 (26%) | 249 | 206 (83%) | 75 (30%) |
7 | 145 | 132 (91%) | 64 (44%) | 199 | 181 (91%) | 110 (55%) | 167 | 153 (92%) | 85 (51%) |
8 | 161 | 142 (88%) | 58 (36%) | 190 | 171 (90%) | 82 (43%) | 152 | 132 (87%) | 70 (46%) |
9 | 172 | 164 (95%) | 94 (55%) | 184 | 172 (93%) | 107 (58%) | 177 | 164 (93%) | 93 (53%) |
10 | 174 | 156 (90%) | 69 (40%) | 166 | 144 (87%) | 65 (39%) | 152 | 131 (86%) | 64 (42%) |
11 | 163 | 126 (77%) | 63 (39%) | 184 | 153 (83%) | 50 (27%) | 142 | 119 (84%) | 49 (35%) |
12 | 151 | 126 (83%) | 66 (44%) | 168 | 146 (87%) | 60 (36%) | 155 | 131 (85%) | 52 (34%) |
13 | 151 | 135 (89%) | 55 (36%) | 155 | 135 (87%) | 71 (46%) | 141 | 125 (89%) | 53 (38%) |
14 | 165 | 149 (90%) | 74 (45%) | 195 | 175 (90%) | 84 (43%) | 153 | 134 (88%) | 68 (44%) |
15 | 157 | 134 (85%) | 53 (34%) | 186 | 169 (91%) | 63 (34%) | 147 | 126 (86%) | 60 (41%) |
16 | 147 | 132 (90%) | 59 (40%) | 194 | 154 (79%) | 72 (37%) | 163 | 141 (87%) | 59 (36%) |
17 | 152 | 143 (94%) | 87 (57%) | 184 | 179 (97%) | 105 (57%) | 150 | 135 (90%) | 81 (54%) |
18 | 153 | 135 (88%) | 68 (44%) | 169 | 154 (91%) | 93 (55%) | 152 | 140 (92%) | 84 (55%) |
19 | 177 | 174 (98%) | 142 (80%) | 174 | 167 (96%) | 135 (78%) | 169 | 164 (97%) | 147 (87%) |
20 | 162 | 140 (86%) | 73 (45%) | 185 | 157 (85%) | 75 (41%) | 169 | 152 (90%) | 72 (43%) |