Table 2 Characteristics of participants in the P4 study
From: Adjusting urinary chemical biomarkers for hydration status during pregnancy
| Â | # Participants | % Of Participants | # Observations |
|---|---|---|---|
Born in Canada | |||
 Yes | 63 | 78.8 | 1023 |
 No | 17 | 21.3 | 237 |
Maternal age (years) | |||
 <30 | 17 | 21.5 | 218 |
 30–35 | 36 | 45.6 | 588 |
 >35 | 26 | 32.9 | 436 |
BMI | |||
 Underweight/normal (BMI < 25) | 53 | 71.6 | 590 |
 Overweight/obese (BMI ≥ 25) | 21 | 28.4 | 470 |
Parity | |||
 0 | 37 | 46.3 | 546 |
 1 | 34 | 42.5 | 569 |
 2+ | 9 | 11.3 | 145 |
Household income | |||
 <100K | 31 | 41.3 | 468 |
 100K+ | 44 | 58.7 | 732 |
Maternal education | |||
 <University/college | 9 | 11.3 | 114 |
 College diploma | 14 | 17.5 | 198 |
 University degree | 36 | 45.0 | 590 |
 Masters or PhD | 21 | 26.3 | 358 |
Occupation | |||
 Health care workers | 15 | 18.8 | 254 |
 Office workers (inc. Gov) | 30 | 37.5 | 472 |
 Unemployed | 14 | 17.5 | 198 |
 All others | 21 | 26.3 | 336 |
Smoking status | |||
 Never smoked | 53 | 68.0 | 825 |
 Ever smoked | 25 | 32.1 | 402 |
