TABLE 2.
Sample characteristics of participants (n) in each modality (and combination of modalities) after quality control.
| Feature set | CPHIV | Controls | |
|---|---|---|---|
| sMRI measures (n = 125) a Volumes Gyrification Thickness | Observations | 70 | 55 |
| Females, n (%) | 35 (50%) | 24 (44%) | |
| Age at scan (se) | 7.20 (0.02) | 7.24 (0.02) | |
| 1H‐MRS mfgm (n = 105) b | Observations | 60 | 45 |
| Females, n (%) | 31 (52%) | 19 (42%) | |
| Age at scan (se) | 7.19 (0.01) | 7.24 (0.02) | |
| DTI (n = 104) c | Observations | 59 | 45 |
| Females, n (%) | 31 (53%) | 21 (47%) | |
| Mean age (se) | 7.22 (0.02) | 7.24 (0.02) | |
| 1H‐MRS pwm (n = 99) d | Observations | 58 | 41 |
| Females, n (%) | 30 (52%) | 18 (44%) | |
| Age at scan (se) | 7.19 (0.01) | 7.24 (0.02) | |
| 1H‐MRS bg (n = 79) e | Observations | 47 | 32 |
| Females, n (%) | 23 (49%) | 15 (47%) | |
| Age at scan (se) | 7.23 (0.01) | 7.19 (0.02) | |
| sMRI volumes + DTI (n = 102) f | Observations | 57 | 45 |
| Females, n (%) | 30 (53%) | 21 (47%) | |
| Age at scan (se) | 7.21 (0.02) | 7.24 (0.02) | |
| sMRI volumes + DTI + 1H‐MRS bg | Observations | 40 | 29 |
| Females, n (%) | 24 (60%) | 16 (55%) | |
| (n = 69) g | Age at scan (se) | 7.21 (0.02) | 7.24 (0.03) |
Twenty‐three subjects had no DTI measures, 46 had no 1H‐MRS bg, 21 had no 1H‐MRS mfgm, and 27 had no 1H‐MRS pwm.
Fourteen subjects had no DTI measures, one did not have structural measures, 31 had no 1H‐MRS bg, and 14 had no 1H‐MRS pwm.
Thirty‐five subjects had no 1H‐MRS bg, 13 had no 1H‐MRS mfgm, 17 had no 1H‐MRS pwm, and two had no structural measures.
One had no structural imaging, 12 had no DTI, 29 had no 1H‐MRS bg, and eight had no 1H‐MRS mfgm.
All had structural measures, 10 had no DTI, five had 1H‐MRS mfgm, and nine had no 1H‐MRS pwm.
All had structural and DTI, 33 had no 1H‐MRS bg, 1H‐MRS bg, 12 had no 1H‐MRS mfgm, and 16 had no 1H‐MRS pwm.
All had structural measures, DTI, and 1H‐MRS bg, five had no 1H‐MRS mfgm, and six had no 1H‐MRS pwm.