WASHINGTON (AP) — Republicans senators conceded Thursday that a scathing analysis of the House GOP health care bill had complicated their effort to dismantle President Barack Obama's health care law.

"It makes everything harder and more difficult," Sen. Dean Heller, R-Nev., said of a Congressional Budget Office analysis projecting that the House bill would cause 23 million Americans to lose coverage by 2026 and create prohibitively expensive costs for many others.

"There's blinking yellow lights throughout the whole thing," Sen. Patrick Toomey, R-Pa., said of the report by lawmakers' nonpartis...