# OCTA Research rejects bias claims over Leni-Sara surveys, cites Duterte

OCTA Research has rejected claims that its hypothetical 2028 election surveys were rigged to favor Naga City Mayor Leni Robredo.

| Field | Value |
|---|---|
| Publisher | Philstar |
| Published | 2026-11-13T08:48:00.000Z |
| Section | World |
| Language | en |
| Publisher's article | https://www.philstar.com/headlines/2026/11/13/2569911/octa-research-rejects-bias-claims-over-leni-sara-surveys-cites-dutertes-lead |
| Publishers covering this event | 1 |

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