Table 1.
Timeline of COHRA2 in-person assessments.
| Assessment | In-person visits | |||||
|---|---|---|---|---|---|---|
| 1 (prenatal) |
21
(birth) |
3 (2-month) |
41
(first tooth) |
5 (12-month) |
6 (24-month) |
|
| Dental assessment | M2 | M, B2 | M, B | M, B | M, B | M, B |
| Physical measurements3 | M | B | M, B | M, B | M, B | M, B |
| Medical interview | M4 | M5 | M | M | M | M |
| Current medications | M | M, B | M, B | M, B | M, B | M, B |
| Dental Fear Survey | M | |||||
| Fear of Pain Questionnaire | M | |||||
| Child Behavior Checklist (partial) | M | |||||
| Household water6 | M | |||||
| Microbial samples | ||||||
| Gingival swab | M | M, B | M, B | M, B | M, B | M, B |
| Saliva | M | M | M, B | M, B | M, B | M, B |
| Tooth plaque | M | M | M | M, B | M, B | M, B |
| Saliva for DNA7 | M | B | ||||
1Visit performed at Pittsburgh site only.
2M: mother; B: baby.
3Not all measurements performed at all visits; self-reported measurements recorded if physical measurements are unable to be made.
4Questions on preterm labor included, to insure that participant can safely complete protocol.
5Birth information collected by phone if birth visit is not completed.
6Collected at visit 1; if participant moves, additional sample is collected from new residence.
7Saliva collected at additional visits as needed to insure adequate amounts of DNA.