Datafolha: Lula has 45% and Flávio Bolsonaro, 42% of valid votes in the first round
Survey released this Saturday is the last before the first round; the difference between the PT candidate and the PL candidate is within the margin of error

TL;DR
- Lula leads Flávio Bolsonaro 45% to 42% in valid votes for the first round, a difference within the 2-point margin of error.
- In total votes, Lula has 42% and Flávio Bolsonaro has 40%.
- A hypothetical second round shows Lula with 47% and Flávio Bolsonaro with 46%, also a technical tie.
- The poll was commissioned by Globo and Folha de S.Paulo and surveyed 4,006 eligible voters.
- The margin of error is 2 percentage points, with a 95% confidence level.