M-CHAT Screening Rate and Results, by Patients and Visits
| n (%) | |
|---|---|
| Children seen for 18- or 24-mo visits | 36 223 |
| One M-CHAT at either 18- or 24-mo visit | |
| Completed | 26 364 (72.8) |
| Not completed | 9859 (27.2) |
| M-CHAT at 18- and 24-mo visits (if attended both visits, n = 20 072) | |
| Completed | 10 916 (54.4) |
| Not completed | 9156 (45.6) |
| M-CHAT result (n = 26 364) | |
| Positive (on at least 1 screen) | 704 (2.7) |
| Negative | 25 660 (97.3) |
| Visits at either 18- or 24-mo | 59 139 |
| M-CHAT | |
| Completed | 37 426 (63.3) |
| Not completed | 21 713 (36.7) |
| 18-mo visit M-CHAT (n = 30 695) | |
| Completed | 18 878 (61.5) |
| Not completed | 11 817 (38.5) |
| 24-mo visit M-CHAT (n = 28 444) | |
| Completed | 18 548 (65.2) |
| Not completed | 9896 (34.8) |
| 18-mo M-CHAT result (n = 18 878) | |
| Positive | 460 (2.4) |
| Negative | 18 418 (97.6) |
| 24-mo M-CHAT result (n = 18 548) | |
| Positive | 303 (1.6) |
| Negative | 18 245 (98.4) |
| Children with ASD | 522 |
| At least 1 M-CHAT | |
| Completed | 378 (72.4) |
| Not completed | 144 (27.6) |
| Completed M-CHATs (n = 378) | |
| 1 M-CHAT at either 18- or 24-mo visit) | 228 (60.3) |
| 18- and 24-mo visit | 150 (39.7) |
| M-CHAT result (n = 378) | |
| Positive | 125 (33.1) |
| Negative | 253 (66.9) |
| M-CHAT negative (n = 253) | |
| 18-mo visit but not 24-mo visit | 83 (32.8) |
| 24-mo visit but not 18-mo visit | 82 (32.4) |
| 18- and 24-mo visits | 88 (34.8) |