\begin{tabular}{l*{4}{r @{} l}}
\hline
&\multicolumn{8}{c}{\shortstack{Take-up of ``more'' visits contract}}\\
&\multicolumn{2}{c}{\shortstack{8+ visits \\ (1)}}&\multicolumn{2}{c}{\shortstack{12+ visits \\ (2)}}&\multicolumn{2}{c}{\shortstack{16+ visits \\ (3)}}&\multicolumn{2}{c}{\shortstack{Pooled \\ (4)}}\\
\hline
Behavior change premium & 0.019&* & 0.020&* & 0.026&* & 0.022&** \\
(z-score) & (0.011)& & (0.012)& & (0.013)& & (0.010)& \\
\hline
Dep. var. mean: & 0.64& & 0.49& & 0.32& & 0.49& \\
& (0.02)& & (0.01)& & (0.02)& & (0.01)& \\
\hline Wave FEs & Yes& & Yes& & Yes& & Yes& \\
Contract FEs & No& & No& & No& & Yes& \\
N & 849& & 1,248& & 849& & 2,946& \\
Clusters & 849& & 1,248& & 849& & 1,248& \\
\hline\hline
\end{tabular}