Tracking the right KPIs is essential to understanding the effectiveness of your Google Ads campaigns. These metrics will give you insight into how your ads are performing and whether they’re generating the leads and conversions you want.
Click-Through Rate (CTR)
CTR is the ratio of people who click on your ad compared to how many people see it. A high CTR indicates that your ads are relevant and appealing to your audience.
Formula: CTR = (Clicks ÷ Impressions) × 100
Why It Matters: A high CTR means your ad copy is engaging and aligned with user intent, which also influences your Google Ads Quality Score. A higher Quality Score can lower your cost-per-click (CPC) and improve your ad positioning.
Conversion Rate
Conversion rate is the percentage of people who take a desired action (e.g., filling out a form, booking an appointment, calling your office) after clicking on your ad.
Formula: Conversion Rate = (Conversions ÷ Clicks) × 100
Why It Matters: This is the most important metric for orthodontists because it directly reflects how well your landing page and ad are turning visitors into leads. A low conversion rate suggests you may need to optimize your landing page or adjust your ad messaging.
Cost Per Click (CPC)
CPC refers to how much you pay each time someone clicks on your ad. Monitoring your CPC helps you control costs and evaluate the efficiency of your ad spend.
Formula: CPC = Total Spend ÷ Total Clicks
Why It Matters: Keeping your CPC low ensures that your ad budget is spent efficiently. If your CPC is too high, it may be an indication that your keywords are too broad, or your ad copy and targeting need refinement.
Cost Per Conversion (CPC or CPA)
Cost Per Conversion (also called Cost Per Acquisition, CPA) is the amount of money you spend to acquire a new patient or lead. It’s an important KPI for measuring the efficiency of your campaigns in terms of actual patient acquisition.
Formula: CPA = Total Spend ÷ Total Conversions
Why It Matters: This metric helps you determine the profitability of your campaigns. You want your CPA to be as low as possible, while still attracting high-quality leads. If your CPA is too high, it may mean you're not optimizing effectively or targeting the wrong audience.
Return on Investment (ROI)
ROI measures the profitability of your advertising efforts by comparing the revenue generated from new patients to the amount spent on ads.
Formula: ROI = (Revenue from conversions - Cost of ads) ÷ Cost of ads
Why It Matters: ROI is the ultimate measure of success for any advertising campaign. For orthodontists, it’s critical to know if the revenue generated from new patients justifies your ad spend. If your ROI is low, consider adjusting your targeting, ad copy, or bidding strategy.
Impressions
Impressions measure how many times your ad was shown to users. While this metric doesn’t directly measure user interaction, it gives insight into how often your ads are appearing in front of potential patients.
Why It Matters: A high number of impressions means your ads are reaching a large audience, but it doesn’t guarantee clicks or conversions. Low impressions may indicate that your ads aren’t being shown often enough, possibly due to low bids, poor targeting, or keyword competition.