Total caffeine intake groups (mg/day) | Number of individuals | SGA (Marsal) | SGA (Skjaerven) | SGA (Gardosi) | ||||||
---|---|---|---|---|---|---|---|---|---|---|
 |  | ORa | 95% CI | Pvalueb | ORa | 95% CI | Pvalueb | ORa | 95% CI | Pvalueb |
0 to 50 | 27,000 | 1 | Â | Â | 1 | Â | Â | 1 | Â | Â |
51 to 200 | 25,718 | 1.18 | 1.00 to 1.38 | 0.04 | 1.12 | 1.05 to 1.21 | 0.001 | 1.09 | 1.02 to 1.17 | 0.01 |
201 to 300 | 4,447 | 1.62 | 1.26 to 2.09 | <10-3 | 1.44 | 1.28 to 1.62 | <10-8 | 1.27 | 1.12 to 1.44 | <10-3 |
>300 | 1,958 | 1.62 | 1.15 to 2.29 | 0.006 | 1.66 | 1.41 to 1.96 | <10-8 | 1.62 | 1.36 to 1.92 | <10-7 |