Table 2.

Characteristics of NF-pNETs <2 cm Included in the Growth Analysis (115 Tumors From 99 Patients

No. (%) (n = 115)
Location, n (%)
 Head40 (35)
 Body-tail75 (65)
Baseline size mm, mean (±SD)10 (±4)
Newly diagnosed tumor, n (%)
 Yes (negative scans before detection)62 (54)
 No (first scan positive)53 (46)
FUP in y, median (IQR)
 Of the tumor in the analysis3 (2–6)
 After the first scan, including FUP after analysis of size5 (3–8)
Number of size measurements,  median (IQR)4 (3–6)
 2 measurements, n (%)20 (17)
 3–5 measurements, n (%)62 (54)
 ≥6 measurements, n (%)33 (38)
Surgery of the tumor, n (%)16 (14)
 Size largest tumor at pathology in mm, median (IQR)17 (14–27)
 WHO 1/WHO 2/WHO 3, n12/4/0
 LN metastases, no/yes/NA, n2/4/10
Use of SSAs during analysis, n (%)18 (16)
Age in y (mean ± SD)
 First measurement43 ± 16
 Last measurement47 ± 15
Biochemical gastrinoma present, n (%)16 (14)
No. (%) (n = 115)
Location, n (%)
 Head40 (35)
 Body-tail75 (65)
Baseline size mm, mean (±SD)10 (±4)
Newly diagnosed tumor, n (%)
 Yes (negative scans before detection)62 (54)
 No (first scan positive)53 (46)
FUP in y, median (IQR)
 Of the tumor in the analysis3 (2–6)
 After the first scan, including FUP after analysis of size5 (3–8)
Number of size measurements,  median (IQR)4 (3–6)
 2 measurements, n (%)20 (17)
 3–5 measurements, n (%)62 (54)
 ≥6 measurements, n (%)33 (38)
Surgery of the tumor, n (%)16 (14)
 Size largest tumor at pathology in mm, median (IQR)17 (14–27)
 WHO 1/WHO 2/WHO 3, n12/4/0
 LN metastases, no/yes/NA, n2/4/10
Use of SSAs during analysis, n (%)18 (16)
Age in y (mean ± SD)
 First measurement43 ± 16
 Last measurement47 ± 15
Biochemical gastrinoma present, n (%)16 (14)

Abbreviations: FUP, follow-up; LN, lymph node; NA, not available; WHO, World Health Organization.

Table 2.

Characteristics of NF-pNETs <2 cm Included in the Growth Analysis (115 Tumors From 99 Patients

No. (%) (n = 115)
Location, n (%)
 Head40 (35)
 Body-tail75 (65)
Baseline size mm, mean (±SD)10 (±4)
Newly diagnosed tumor, n (%)
 Yes (negative scans before detection)62 (54)
 No (first scan positive)53 (46)
FUP in y, median (IQR)
 Of the tumor in the analysis3 (2–6)
 After the first scan, including FUP after analysis of size5 (3–8)
Number of size measurements,  median (IQR)4 (3–6)
 2 measurements, n (%)20 (17)
 3–5 measurements, n (%)62 (54)
 ≥6 measurements, n (%)33 (38)
Surgery of the tumor, n (%)16 (14)
 Size largest tumor at pathology in mm, median (IQR)17 (14–27)
 WHO 1/WHO 2/WHO 3, n12/4/0
 LN metastases, no/yes/NA, n2/4/10
Use of SSAs during analysis, n (%)18 (16)
Age in y (mean ± SD)
 First measurement43 ± 16
 Last measurement47 ± 15
Biochemical gastrinoma present, n (%)16 (14)
No. (%) (n = 115)
Location, n (%)
 Head40 (35)
 Body-tail75 (65)
Baseline size mm, mean (±SD)10 (±4)
Newly diagnosed tumor, n (%)
 Yes (negative scans before detection)62 (54)
 No (first scan positive)53 (46)
FUP in y, median (IQR)
 Of the tumor in the analysis3 (2–6)
 After the first scan, including FUP after analysis of size5 (3–8)
Number of size measurements,  median (IQR)4 (3–6)
 2 measurements, n (%)20 (17)
 3–5 measurements, n (%)62 (54)
 ≥6 measurements, n (%)33 (38)
Surgery of the tumor, n (%)16 (14)
 Size largest tumor at pathology in mm, median (IQR)17 (14–27)
 WHO 1/WHO 2/WHO 3, n12/4/0
 LN metastases, no/yes/NA, n2/4/10
Use of SSAs during analysis, n (%)18 (16)
Age in y (mean ± SD)
 First measurement43 ± 16
 Last measurement47 ± 15
Biochemical gastrinoma present, n (%)16 (14)

Abbreviations: FUP, follow-up; LN, lymph node; NA, not available; WHO, World Health Organization.

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