Table 3 Short-term outcomes of the high- and low-NPS groups before and after propensity score matching

Blood loss

(mL, IQR)

40 (20 − 140)

40 (20 − 106)

50 (20 − 260)

0.027

50 (20 − 120)

50 (18 − 235)

0.391

 < 100

364

282 (77.5%)

82 (22.5%)

0.067

82 (52.2%)

75 (47.8%)

0.426

 ≥ 100

169

118 (69.8%)

51 (30.2%)

41 (46.1%)

48 (53.9%)

Transfusion

Yes

33

17 (51.5%)

16 (48.5%)

0.003

5 (25.0%)

15 (75.0%)

0.033

No

500

383 (76.6%)

117 (23.4%)

118 (52.2%)

108 (47.8%)

Operation time

(min, IQR)

221 (180 − 273)

217 (176 − 274)

225 (191 − 263)

0.426

214 (173 − 271)

223 (192 − 261)

0.376

 < 185

149

121 (81.2%)

28 (18.8%)

0.045

38 (60.3%)

25 (39.5%)

0.079

 ≥ 185

384

279 (72.7%)

105 (27.3%)

85 (46.4%)

98 (53.6%)

Overall complications

Yes

219

159 (72.6%)

60 (27.4%)

0.309

52 (48.1%)

56 (51.9%)

0.7

No

314

241 (76.8%)

73 (23.2%)

71 (51.4%)

67 (48.6%)

Severe complications

Yes

88

60 (68.2%)

28 (31.8%)

0.107

16 (37.2%)

27 (62.8%)

0.237

No

445

340 (76.4%)

105 (23.6%)

107 (52.7%)

96 (47.3%)

Postoperative stay

(days, IQR)

12 (10 − 18)

12 (10 − 17)

13 (11 − 19)

0.137

12 (10 − 17)

13 (11 − 20)

0.241

Adjuvant chemotherapy

Yes

172

131 (76.2%)

41 (23.8%)

0.748

46 (56.1%)

36 (43.9%)

0.223

No

361

269 (74.5%)

92 (25.5%)

77 (47.0%)

87 (53.0%)