Table 2. Studies included in systematic review only.
| First author | Year | Study period | Number of patients | Median age in years | Number of males | Types of IPMN (number) | Number resected |
|---|---|---|---|---|---|---|---|
| Bae72 | 2012 | 1995–2010 | 194 | 63 | 116 | BD (194) | 52 |
| Kang73 | 2011 | 2000–2009 | 201 | 63 (mean) | 111 | BD (201) | 35 |
| Uehara74 | 2011 | NA | 100 | 65 | 53 | BD (100) | 1 |
| Zhang28 | 2011 | 2004–2009 | 36 | 64 (mean) | 26 | BD (36) | 36 |
| Kanno75 | 2010 | 1995–2007 | 159 | 69 (mean) | 96 | BD (159) | 44 |
| Yamada29 | 2010 | 1997–2004 | 20 | 72 (mean) | 11 | MD (3), mixed (16), BD (1) | 20 |
| Salvia76 | 2009 | 1990–2006 | 131 | 67 | 52 | BD (131) | 10 |
| Yoon30 | 2009 | 2004–2007 | 21 | 69 (mean) | 7 | Mixed (10), BD (11) | 21 |
| Manfredi31 | 2008 | 2001–2006 | 26 | 67 (mean) | 10 | BD (16) | - |
| Rautou77 | 2008 | 1999–2005 | 121 | 63 | 25 | BD (121) | 2 |
| Tanno78 | 2008 | 1990–2006 | 82 | 68 | 57 | BD (82) | 7 |
| Yamada 32 | 2008 | 1997–2004 | 16 | 65 (mean) | 13 | MD (1), mixed (8), BD (7) | 16 |
| Waters23 | 2008 | 1991–2006 | 18 | 66 | 7 | MD (1), mixed (4), BD (13) | 18 |
| Song24 | 2007 | 2002–2006 | 31 | Not detailed | NA | Not detailed | 31 |
BD, branch duct; IPMN, intraductal papillary mucinous neoplasia; MD, main duct, NA, not available.