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Mean (s.d.) age (in years) for each age group classified as: Al—youngest adults (age range 21–33 years), A2—young adults (age range 37–49 years), A3—older adults (age range 51–65 years).
| Dialect region | Al mean (s.d) | A2 mean (s.d) | A3 mean (s.d) |
|---|---|---|---|
| NC | 26.7 (4.1) | 44.1 (4.4) | 56.9 (3.5) |
| OH | 25.1 (4.0) | 41.3 (3.7) | 58.1 (5.9) |
| WI | 23.2 (3.1) | 42.0 (4.7) | 58.9 (4.1) |
