Table 2

Correlations of measurements

Spearman correlation coefficients are shown. Cell growth (% FBS) indicates LAPC-4 cell growth in media containing 10% HF or LF mouse serum expressed as a percentage of LAPC-4 growth in media containing 10% FBS. IGFBP-2 and IGFBP-3 reflect the immunostaining levels.

Serum PSATWTVSerum IGF-I% FBSTumor IGFBP-2Tumor IGFBP-3Serum insulin
Serum PSA
Tumor weight (TW)0.429a
Tumor volume (TV)0.450a0.797b
Serum IGF-I−0.282−0.010−0.159
Cell growth (% FBS)0.0770.1700.0420.587c
Tumor IGFBP-20.2530.518b0.370c0.1530.525c
Tumor IGFBP-3−0.077−0.159−0.0700.071−0.344−0.108
Serum insulin0.412a0.482b0.432a−0.1830.644b0.523b0.063
Serum IGFBP-1−0.260−0.138−0.2220.095−0.714−0.2420.038−0.679b
  • a P ≤ 0.03.

  • b P < 0.01.

  • c P ≤ 0.05.