Table 3. Clinical characteristics and PLA₂ activities in the LC, BC, and PC cases.

		PLA2			iPLA2			cPLA2			sPLA2
	No.	Mean	SD	P value	Mean	SD	P value	Mean	SD	P value	Mean	SD	P value
Lung cancer
T stage				0.4760**			0.5001**			0.4960**			0.6129**
T1	19	1714.2	548.5		1626.6	514.2		2190.2	752.6		457.1	280.7
T2	21	1569.3	671.8		1490.6	640.6		1924.1	754.0		478.7	261.4
T3	9	1437.9	479.0		1347.4	460.7		1721.3	480.5		356.2	166.6
T4	35	1803.5	878.2		1691.8	823.9		2141.7	1105.9		471.5	228.4
N stage				0.9973**			0.9685**			0.9758**			0.8009**
N0	14	1626.7	566.2		1559.5	522.6		2061.3	584.4		386.3	143.2
N1	11	1574.8	508.1		1442.7	479.8		1960.3	671.2		404.1	200.4
N2	21	1613.9	643.7		1524.1	631.4		1961.6	883.6		434.1	222.9
N3	29	1604.2	671.7		1510.2	620.6		1944.3	888.0		454.8	270.0
Bladder cancer
T stage				0.7482**			0.7320**			0.5790**			0.1793**
Tis	2	1736.6	429.9		1568.4	406.3		2046.9	355.0		395.2	119.1
T1	4	1326.0	525.4		1306.3	517.3		1717.4	525.6		299.2	222.9
T2	10	1833.5	832.3		1710.5	759.0		2207.7	1074.9		451.0	160.6
T3	7	1812.3	522.3		1833.4	506.3		2541.3	630.6		444.4	141.7
T4	8	1800.7	582.9		1630.9	544.2		2098.4	638.9		596.2	263.3
N stage				0.8224**			0.7579**			0.7786**			0.1010**
N0	10	1665.1	479.6		1535.2	446.2		2158.4	619.1		436.1	168.2
N1	5	1602.0	482.3		1549.8	507.6		1872.4	726.4		411.2	173.2
N2	8	1813.4	964.3		1806.0	881.1		2333.5	1107.6		400.4	180.1
N3	5	1937.5	428.0		1761.7	394.4		2135.4	234.1		671.9	287.7
Pancreatic cancer
T stage				0.7748**			0.8479**			0.8488**			0.8453**
T1	1	1398.3			1294.2			1400.7			419.7
T2	12	1823.2	708.6		1730.9	647.8		2413.7	897.1		476.3	139.5
T3	8	2031.6	1477.7		1891.1	1421.5		2693.9	2009.0		556.0	286.2
T4	15	2279.0	1509.8		2077.8	1423.9		2741.7	1919.3		595.7	506.3
N stage				0.1928*			0.1448*			0.1243*			0.0671*
N0	9	2663.9	1855.8		2564.3	1749.6		3475.3	2290.2		699.2	377.1
N1	19	1756.4	837.8		1598.2	738.6		2133.6	964.7		428.6	152.1

^*Student t-test.

^**One-way ANOVA.