TABLE 1.
Baseline demographic information of participants in a dietary intervention for type 2 diabetes by tertile of change in glycemic index (GI)
| Tertiles of change in GI |
||||
| Tertile 1 | Tertile 2 | Tertile 3 | P1 | |
| n | 40 | 27 | 32 | |
| Age,2y | 53.7 (35–75) | 59.0 (40–82) | 53.9 (26–82) | 0.07 |
| Sex3 | 0.87 | |||
| Male | 15 (37) | 11 (41) | 14 (44) | |
| Female | 25 (63) | 16 (59) | 18 (56) | |
| Race, ethnicity3 | 0.364 | |||
| Black, non-Hispanic | 19 (47) | 8 (30) | 17 (53) | |
| White, non-Hispanic | 15 (38) | 15 (55) | 13 (41) | |
| White, Hispanic | 4 (10) | 1 (4) | 1 (3) | |
| Asian, non-Hispanic | 2 (5) | 3 (11) | 1 (3) | |
| Marital status3 | 0.07 | |||
| Not married | 11 (27) | 3 (11) | 12 (37) | |
| Married | 29 (73) | 24 (89) | 20 (63) | |
| Education3 | 0.31 | |||
| High school, partial or graduate | 5 (14) | 3 (14) | 1 (4) | |
| College, partial or graduate | 20 (56) | 10 (45) | 21 (72) | |
| Graduate degree | 11 (30) | 9 (41) | 7 (24) | |
| Occupation3 | 0.55 | |||
| Employed | 8 (20) | 8 (30) | 6 (19) | |
| Retired or unemployed | 32 (80) | 19 (70) | 26 (81) | |
| BMI,5kg/m2 | 34.8 ± 7.3 | 34.6 ± 9.1 | 35.1 ± 6.1 | 0.97 |
1
-values for continuous variables refer to t test for 2 comparisons and ANOVA for 3 comparisons. χ2 was used for categorical variables.
2
Data are mean (range).
3
Data are (%).
4
-value calculated for race distribution; for ethnicity (Hispanic vs. non-Hispanic) P = 0.40 for tertiles of change in GI.
5
Data are mean ± SD.