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Table 2 Comparison of quantitative PET/CT parameters between all groups

From: Role of PET/CT in initial evaluation of lymphoma patients

  Partial response Complete response Stable disease Progressive disease P value
Baseline SUV
Median 12.6 9.7 3.4 2.7 P = 0.0004A
IQR 9–15.8 5.6–14 2.8–4.2 1.8–16.4  
Range 3.1–29 1.3–25 2.5–4.6 1.8–16.4  
Post-treatment SUV
Median 3.3 0 3 6.3 P < 0.000001B
IQR 2–4.8 0–0 2.4–3.7 2.7–22.1  
Range 1.18–8.2 0–0 1.8–4.5 2.7–22.1  
∆SUV (%)
Median 74.5 100 11.9 − 53.4 P < 0.000001
IQR 65.3–80.8 100–100 1.1–24.8 − 137.7 to 35.1  
Range 41.9–87.3 100–100 0–28 − 137.7 to − 35.1  
Baseline MTV
Median 29.8 5.8 42.5 31.2 P = 0.011C
IQR 4.8–78 2.8–23.1 6.9– 264.5 2.9–39  
Range 1.13–215 1.13–182 2.8–455 2.9–39  
Post-treatment MTV
Median 2.6 0 32.7 38.4 P < 0.000001D
IQR 1–6 0–0 6.3–238.2 5.1–47.7  
Range 0.5–92 0–0 1.6–422 5.1–47.7  
∆MTV (%)
Median 75.5 100 16.95 − 23.1 P < 0.000001
IQR 55.8–94.4 100–100 3.7–34.8 − 76.2 to − 22.4  
Range 39.9–99.4 100–100 0–42.9 − 76.2 to − 22.4  
Baseline TLG
Median 250 25 100 49.1 P = 0.037E
IQR 24.7–1081 11.3–173.7 13.5–685.5 4.7–306.5  
Range 6.8–2038 2.6–1804 4–1194 4.7–306.5  
Post-treatment TLG
Median 6.5 0 61 60.4 P < 0.000001F
IQR 2.3–15.3 0–0 12.4–564.5 17.1–528.2  
Range 0.8–117.6 0–0 1.8–1030 17.1–528.2  
∆TLG (%)
Median 91.4 100 28.9 − 65.5 P < 0.000001
IQR 85.6–99.2 100–100 6.9–49.6 − 263.8 to − 23  
Range 71.2–99.9 100–100 0–55 263.8 to − 23