Skip to main content
. Author manuscript; available in PMC: 2015 Apr 1.
Published in final edited form as: J Gastrointest Surg. 2014 Dec 5;19(4):656–665. doi: 10.1007/s11605-014-2714-y

Table 1.

Characteristics of all IPMNs by smoking history

Total N (%) Nonsmoker (%), 238 (53 %) Smoker (%), 208 (47 %) p value
Age
    Mean±sd 68.0±11.1 67.6±11.6 68.5±10.4 0.59
    Median 69 69 70
Gender
    Male 229 (51) 107 (45) 122 (59) 0.004
    Female 217 (49) 131 (55) 86 (41)
Race (%) 0.18
    Caucasian 391 (88) 204 (86) 187 (90)
    Others 55 (12) 34 (14) 21 (10)
Duct type 0.03
    Branch 236 (53) 133 (56) 103 (50)
    Main 46 (10) 16 (7) 30 (14)
    Mixed 164 (37) 89 (37) 75 (36)
    Multifocal IPMN 145 (36) 79 (36) 66 (36) 0.91
Surgery type 0.80
    Whipple 302 (68) 162 (68) 140 (67)
    Distal 107 (24) 54 (23) 53 (25)
    Total 34 (7) 20 (8) 14 (7)
    Central 3 (1) 2 (1) 1 (1)
Dysplasia 0.56
    Low-intermediate 231 (52) 128 (54) 103 (50)
    High-grade 102 (23) 50 (21) 52 (25)
    Invasive Carcinoma 113 (25) 60 (25) 53 (25)
Positive margin 45 (10) 21 (9) 24 (12) 0.34
Complications 242 (54) 139 (58) 103 (50) 0.06
Clavien grade ≥3 41 (9) 23 (10) 18 (9) 0.71
PF 87 (20) 53 (22) 34 (16) 0.12
DGE 68 (15) 43 (18) 25 (12) 0.08