APTIMA mRNA vs. DNA-Based HPV Assays: Analytical Performance Insights from a Resource-Limited South African Setting
Abstract
1. Introduction
2. Results
2.1. Analytical Performance of mRNA vs. DNA-Based HPV Assays
Receiver Operating Characteristic (ROC) Curve Analyses
2.2. Comparative Detection of HR-HPV Types Across HPV Assays
2.3. HPV Genotype Distribution and Implications for Vaccine Coverage
2.4. Sociodemographic Predictors of HR-HPV Infection
3. Discussion
Limitations
4. Materials and Methods
4.1. Study Design and Sample Size
4.2. Study Sample and Sample Collection
4.3. Sample Processing
4.4. DNA Extraction
4.5. HPV DNA Detection and Genotyping
4.5.1. The Abbott RealTime High-Risk HPV Assay
4.5.2. The Allplex™ II HPV28 Detection Assay
4.6. HPV E6/E7 mRNA Detection
4.7. Statistical Analysis
5. Conclusions
Author Contributions
Funding
Institutional Review Board Statement
Informed Consent Statement
Data Availability Statement
Acknowledgments
Conflicts of Interest
Abbreviations
ASCCP | American Society for Colposcopy and Cervical Pathology |
AUC | Area Under the Curve |
CIN | Cervical Intraepithelial Neoplasia |
DNA | Deoxyribonucleic Acid |
DPO | Dual Priming Oligonucleotide |
E6/E7 | Early Proteins 6 and 7 (HPV oncogenes) |
HPV | Human Papillomavirus |
HR-HPV | High-Risk Human Papillomavirus |
LBC | Liquid-Based Cytology |
LR-HPV | Low-Risk Human Papillomavirus |
mRNA | Messenger Ribonucleic Acid |
PCR | Polymerase Chain Reaction |
TMA | Transcription-Mediated Amplification |
TOCE | Tagging Oligonucleotide Cleavage and Extension |
ROC | Receiver Operating Characteristic |
WHO | World Health Organization |
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(a) Seegene DNA vs Abbott DNA (14 shared genotypes) | ||||||||
Index Assay result | Abbott DNA Positive n (%) | Abbott DNA Negative n (%) | % Agreement | Sensitivity (95% CI) | Specificity (95% CI) | NPV (95% CI) | PPV (95% CI) | Cohen’s Kappa (95% CI) |
Seegene DNA Positive | 232 (44.2) | 50 (9.5) | 82.9 | 82.3 (77.3–86.5) | 91.4 (87.1–94.6) | 81.6 (76.5–86.0) | 91.7 (87.6–94.9) | 0.7 (0.6–0.8) |
Seegene DNA Negative | 21 (4.0) | 222 (42.3) | ||||||
Total | 253 (48.2) | 272 (51.8) | ||||||
(b) APTIMA mRNA vs. Abbott DNA | ||||||||
APTIMA mRNA Positive | 214 (40.6) | 24 (4.6) | 87.9 | 89.9 (85.4–93.4) | 86.2 (81.6–89.9) | 91.2 (87.2–94.3) | 84.3 (79.2–88.5) | 0.8 (0.7–0.8) |
APTIMA mRNA Negative | 40 (7.6) | 249 (47.2) | ||||||
Total | 254 (48.2) | 273 (51.8) |
(a) Abbott DNA vs. Seegene DNA (14 shared genotypes) | ||||||||
Index Assay result | Seegene DNA Positive n (%) | Seegene DNA Negative n (%) | % Agreement | Sensitivity (95% CI) | Specificity (95% CI) | NPV (95% CI) | PPV (95% CI) | Cohen’s Kappa (95% CI) |
Abbott DNA Positive | 232 (44.2) | 21 (4.0) | 86.5 | 91.7 (87.6–94.8) | 81.6 (76.5–86.0) | 91.4 (87.1–94.6) | 82.3 (77.3–86.5) | 0.7 (0.6–0.8) |
Abbott DNA Negative | 50 (9.5) | 222 (42.3) | ||||||
Total | 282 (53.7) | 243 (46.3) | ||||||
(b) APTIMA mRNA vs Seegene DNA (14 shared genotypes) | ||||||||
APTIMA mRNA Positive | 216 (41.1) | 21 (4.0) | 83.4 | 91.1 (86.8–94.4) | 77.1 (71.8–81.8) | 91.4 (87.1–94.6) | 76.6 (71.2–81.4) | 0.7 (0.6–0.7) |
APTIMA mRNA Negative | 66 (12.6) | 222 (42.3) | ||||||
Total | 282 (53.7) | 243 (46.3) |
(a) Abbott DNA vs. APTIMA mRNA | ||||||||
Index Assay result | APTIMA mRNA Positive n (%) | APTIMA mRNA Negative n (%) | % Agreement | Sensitivity (95% CI) | Specificity (95% CI) | NPV (95% CI) | PPV (95% CI) | Cohen’s Kappa (95% CI) |
Abbott DNA Positive | 214 (40.6) | 40 (7.6) | 87.9 | 84.3 (79.2–88.5) | 91.2 (87.2–94.3) | 86.2 (81.6–89.9) | 89.9 (85.4–93.4) | 0.8 (0.7–0.8) |
Abbott DNA Negative | 24 (4.6) | 249 (47.2) | ||||||
Total | 238 (45.2) | 289 (54.8) | ||||||
(b) Seegene DNA vs. APTIMA mRNA (14 shared genotypes) | ||||||||
Seegene DNA Positive | 216 (41.1) | 66 (12.6) | 83.4 | 76.6 (71.2–81.4) | 91.4 (87.1–94.6) | 77.1 (71.8–81.8) | 91.1 (86.8–94.4) | 0.7 (0.6–0.7) |
Seegene DNA Negative | 21 (4.0) | 222 (42.3) | ||||||
Total | 237 (45.2) | 288 (54.8) |
(a) APTIMA mRNA vs. Abbott DNA | |||
APTIMA mRNA | Abbott DNA, n (%) | Total, n (%) | |
Positive | Negative | ||
Positive | 213 (40.6) | 24 (4.6) | 237 (45.1) |
Negative | 40 (7.6) | 248 (47.2) | 288 (54.9) |
Total | 253 (48.2) | 272 (51.8) | 525 (100.0) |
(b) APTIMA mRNA vs. Seegene DNA | |||
APTIMA mRNA | Seegene DNA, n (%) | Total, n (%) | |
Positive | Negative | ||
Positive | 216 (41.1) | 21 (4.0) | 237 (45.1) |
Negative | 66 (12.6) | 222 (42.3) | 288 (54.9) |
Total | 282 (53.7) | 243 (46.3) | 525 (100.0) |
(c) Abbott DNA vs. Seegene DNA | |||
Abbott DNA | Seegene DNA, n (%) | Total, n (%) | |
Positive | Negative | ||
Positive | 232 (44.2) | 21 (4.0) | 253 (48.2) |
Negative | 50 (9.5) | 222 (42.3) | 272 (51.8) |
Total | 282 (53.7) | 243 (46.3) | 525 (100.0) |
Socio-Demographic Variables | n (%) | Positive HPV Infections | |||||
---|---|---|---|---|---|---|---|
Abbott DNA (N = 527), n (%) | p-Value | Seegene DNA (N = 525), n (%) | p-Value | APTIMA mRNA (N = 527), n (%) | p-Value | ||
Age (years) | 0.090 | 0.253 | 0.379 | ||||
<30 | 151 (28.8%) | 86 (16.3%) | 100 (19.1%) | 71 (13.5%) | |||
30–39 | 173 (33.0%) | 78 (14.8%) | 99 (18.9%) | 71 (13.5%) | |||
40–49 | 120 (22.9%) | 59 (11.2%) | 74 (14.1%) | 62 (11.8%) | |||
50–59 | 60 (11.5%) | 24 (4.6%) | 33 (6.3%) | 26 (4.9%) | |||
60–68 | 19 (3.6%) | 7 (36.8%) | 9 (1.7%) | 7 (1.3%) | |||
Total | 524 (100.0%) | 254 (48.2%) | 315 (60.0%) | 237 (45.0%) | |||
Ethnicity/Race | 0.299 | 0.414 | 0.270 | ||||
Black | 526 (99.8%) | 253 (48.0%) | 314 (59.8%) | 237 (45.0%) | |||
Colored | 1 (0.2%) | 1 (0.2%) | 1 (0.2%) | 1 (0.2%) | |||
Total | 527 (100.0%) | 254 (48.2%) | 315 (60.0%) | 238 (45.2%) | |||
Province | 0.808 | 0.490 | 0.812 | ||||
Gauteng | 470 (90.2%) | 230 (43.6%) | 285 (54.3%) | 214 (40.6%) | |||
Limpopo | 2 (0.4%) | 1 (0.2%) | 1 (0.2%) | 1 (0.2%) | |||
Mpumalanga | 1 (0.2%) | 0 (0.0%) | 0 (0.0%) | 0 (0.0%) | |||
North West | 48 (9.2%) | 23 (4.4%) | 26 (5.0%) | 23 (4.4%) | |||
Total | 521 (100.0%) | 254 (48.2%) | 312 (59.4%) | 238 (45.2%) | |||
Location (Urban/Rural) | 0.883 | 0.883 | 0.507 | ||||
Urban | 9 (1.7%) | 5 (1.0%) | 6 (1.1%) | 2 (0.4%) | |||
Semi-Urban | 452 (86.8%) | 220 (41.8%) | 270 (51.4%) | 208 (39.5%) | |||
Semi-Rural | 43 (8.3%) | 22 (4.2%) | 27 (5.1%) | 21 (4.0%) | |||
Rural | 17 (3.3%) | 7 (1.3%) | 9 (1.7%) | 7 (1.3%) | |||
Total | 521 (100.0%) | 521 (98.9%) | 312 (59.4%) | 238 (45.2%) | |||
Employment status | <0.001 | <0.001 | <0.001 | ||||
Employed | 214 (43.2%) | 79 (15.0%) | 110 (21.0%) | 75 (14.2%) | |||
Unemployed | 283 (56.9%) | 166 (31.5%) | 191 (36.4%) | 153 (29.0%) | |||
Total | 497 (100.0%) | 497 (93.3%) | 301 (57.3%) | 228 (43.3%) | |||
Marital/Relationship status | <0.001 | <0.001 | <0.001 | ||||
Married | 116 (23.3%) | 37 (7.0%) | 50 (9.5%) | 34 (6.5%) | |||
Single | 337 (67.8%) | 189 (35.9%) | 224 (46.7%) | 174 (33.0%) | |||
Divorced/ Separated | 44 (8.9%) | 19 (3.6%) | 27 (5.1%) | 20 (3.8%) | |||
Total | 497 (100.0%) | 497 (93.3%) | 301 (57.3%) | 230 (43.6%) |
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Nkwinika, V.V.; Amissah, K.A.; Rakgole, J.N.; Khaba, M.C.; Magwira, C.A.; Lebelo, R.L. APTIMA mRNA vs. DNA-Based HPV Assays: Analytical Performance Insights from a Resource-Limited South African Setting. Int. J. Mol. Sci. 2025, 26, 7450. https://doi.org/10.3390/ijms26157450
Nkwinika VV, Amissah KA, Rakgole JN, Khaba MC, Magwira CA, Lebelo RL. APTIMA mRNA vs. DNA-Based HPV Assays: Analytical Performance Insights from a Resource-Limited South African Setting. International Journal of Molecular Sciences. 2025; 26(15):7450. https://doi.org/10.3390/ijms26157450
Chicago/Turabian StyleNkwinika, Varsetile Varster, Kelvin Amoh Amissah, Johnny Nare Rakgole, Moshawa Calvin Khaba, Cliff Abdul Magwira, and Ramokone Lisbeth Lebelo. 2025. "APTIMA mRNA vs. DNA-Based HPV Assays: Analytical Performance Insights from a Resource-Limited South African Setting" International Journal of Molecular Sciences 26, no. 15: 7450. https://doi.org/10.3390/ijms26157450
APA StyleNkwinika, V. V., Amissah, K. A., Rakgole, J. N., Khaba, M. C., Magwira, C. A., & Lebelo, R. L. (2025). APTIMA mRNA vs. DNA-Based HPV Assays: Analytical Performance Insights from a Resource-Limited South African Setting. International Journal of Molecular Sciences, 26(15), 7450. https://doi.org/10.3390/ijms26157450