CAC Software vs Tempus ECG-AF

Similar category, different focus. These tools serve overlapping but distinct needs. Comparability 60/100 Comparability is an AI-graded 0–100 score of how directly these two tools compete — higher means a more apples-to-apples comparison.
by 4DMedical (Imbio CAC Software)
VS
by Tempus AI, Inc.

AI Verdict

CAC Software assists in assessing coronary artery disease risk by quantifying calcification from CT scans. In contrast, Tempus ECG-AF predicts the risk of developing atrial fibrillation within 12 months using ECG analysis. While both are AI tools in cardiology, they address different cardiac conditions and utilize distinct diagnostic modalities, making them suitable for different clinical use cases.

Choose CAC Software if…

Choose Imbio's CAC Software if you need to precisely quantify coronary artery calcification from existing non-contrast chest CT scans to assess a patient's risk for coronary artery disease. It is ideal for radiologists and cardiologists seeking automated Agatston scores, arterial age, and 3D visualizations for detailed anatomical risk stratification.

View CAC Software →

Choose Tempus ECG-AF if…

Choose Tempus ECG-AF if you are looking to identify patients aged 65 or older at increased risk of developing new-onset atrial fibrillation within the next 12 months, utilizing standard 12-lead ECG recordings. This is particularly useful for proactive screening and follow-up in geriatric or internal medicine settings to support earlier intervention for AF.

View Tempus ECG-AF →

Reviewed by Pouyan Golshani, MD — Interventional Radiologist

Quick Comparison

Feature CAC Software Tempus ECG-AF
Pricing Unknown Contact vendor
Deployment Cloud-based (SaaS), integrates with PACS Software solution, integrated into healthcare facility systems with advanced cardiology algorithms.
BAA Available Yes AI-estimated Yes AI-estimated
FDA Status Cleared AI-estimated Yes AI-estimated
HIPAA Yes AI-estimated Yes AI-estimated

Head-to-Head

AI-generated assessment across six dimensions based on each tool's documented features and compliance posture. Grounded in public data — not a substitute for hands-on evaluation.

Usability

CAC Software

Imbio's CAC Software is designed for high usability, running automatically on CT images with no user input or intervention and integrating seamlessly into existing DICOM viewing workflows. This 'no user interface to learn' approach minimizes workflow disruption and provides results as DICOM or PDF reports with visualizations.

Clinical Value

Tempus ECG-AF

Tempus ECG-AF offers significant clinical value by identifying patients aged 65 or older at increased risk of developing atrial fibrillation/flutter within the next 12 months from a standard 12-lead ECG. This predictive capability enables earlier identification and proactive follow-up, potentially leading to more timely and effective interventions for a high-impact condition.

Pricing & Value

Tempus ECG-AF

While both tools require direct vendor contact for specific pricing, Tempus ECG-AF explicitly details available CMS reimbursement (CPT 0764T and CPT 0765T to APC 5734, Medicare rate of $128.90, effective January 1, 2025). This transparency and established reimbursement pathway significantly enhance its value proposition for healthcare providers.

Enterprise Readiness

CAC Software

Both tools are FDA cleared, HIPAA compliant, and offer Business Associate Agreements. However, Imbio's CAC Software explicitly lists diverse deployment options including Cloud, On-premise, and Partner platforms, offering greater flexibility for integration into various institutional IT infrastructures and preferences.

Innovation

Tempus ECG-AF

Both tools leverage advanced AI. Tempus ECG-AF stands out for its innovative application of AI to predict the risk of a future clinical event (AF onset within 12 months) from a widely available and inexpensive 12-lead ECG, trained on an extensive dataset of over 1.5 million ECGs.

Support & Docs

CAC Software

Imbio provides a comprehensive support system, including a dedicated support page with phone numbers (US and India), email support, an online case submission form, and explicit mention of user manuals and other product documentation available upon request.

Feature-by-Feature

Detail beyond the Quick Comparison summary. For pricing, deployment, BAA, FDA, and HIPAA see the Overview tab.

Feature CAC Software Tempus ECG-AF
Name CAC Software Tempus ECG-AF
Company Imbio Tempus AI, Inc.
Description Automated image post-processing algorithms to determine location and calculate amount of calcification within coronary arteries in patients who have undergone a non-contrast, chest computed tomography (CT). AI-based algorithm that analyzes 12-lead ECG recordings to identify patients aged 65 or older at increased risk of developing atrial fibrillation/flutter (AF) within the next 12 months.
Key Functionality Automated image post-processing for coronary artery calcification, quantification of calcification, outputs Agatston score, arterial age, calcified lesion mass and volume, 3D visualizations and annotated images, non-invasive analysis from non-contrast chest CT scans, integrates into existing DICOM viewing workflow, supports risk assessment for coronary artery disease, deep-learning based analysis. AI-based algorithm for 12-lead ECG analysis, detects signs associated with new onset Atrial Fibrillation (AF) within 12 months, intended for patients 65 years or older without pre-existing AF, pacemakers, ICDs, or recent cardiac surgery, results interpreted in conjunction with other diagnostic information and clinical history, compatible with FDA authorized resting 12-lead ECGs from GE Medical Systems and Philips Medical Systems, trained on over 1.5 million ECGs from over 500,000 patients.
Specialties Cardiology, Radiology Cardiology, Geriatrics, Internal Medicine

Videos

Demos, reviews, and walkthroughs featuring CAC Software and Tempus ECG-AF.

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Frequently Asked Questions

Imbio's CAC Software is designed to help radiologists and cardiologists quantify coronary artery calcification from non-contrast chest CT scans to support risk assessment for coronary artery disease. Tempus ECG-AF is an AI-based algorithm that analyzes 12-lead ECG recordings to identify patients aged 65 or older at increased risk of developing atrial fibrillation/flutter (AF) within the next 12 months, aiding earlier identification and follow-up.
Imbio's CAC Software is intended for adult patients aged 29 years and older who have undergone a non-contrast chest CT. Tempus ECG-AF is for patients aged 65 or older who do not have pre-existing AF, pacemakers, ICDs, or recent cardiac surgery.
Imbio's CAC Software requires non-contrast chest computed tomography (CT) images as input. Tempus ECG-AF analyzes 12-lead ECG recordings.
Imbio's CAC Software outputs the Agatston score, arterial age, calcified lesion mass, and volume, along with 3D visualizations and annotated images. Tempus ECG-AF provides a binary output indicating whether a patient is at increased risk of experiencing new onset AF within the next 12 months.
Imbio's CAC Software integrates into existing DICOM viewing workflows, automatically sending outputs like summary reports and annotated images to PACS. Tempus ECG-AF is a software solution integrated into healthcare facility systems and is compatible with FDA authorized resting 12-lead ECGs from GE Medical Systems and Philips Medical Systems.
For Imbio's CAC Software, pricing requires contacting the vendor, and no specific reimbursement information is provided. Tempus ECG-AF has CMS reimbursement available, with CPT codes 0764T and 0765T assigned to APC 5734, effective January 1, 2025, with a Medicare rate of $128.90 per assessment.
Imbio's CAC Software is primarily intended for use by radiologists and cardiologists. Tempus ECG-AF is designed for use by cardiologists, geriatricians, and internal medicine physicians.
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