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. 2023 Jan 2;18:6. doi: 10.1186/s13018-022-03477-8

Table 2.

Comparison of surgery-related indexes

Items Group A (n = 59) Group B (n = 80) T P
Surgical duration (min) 84.5 ± 15.8 52.6 ± 12.5 13.2850 0.0000
Intraoperative bleeding (mL) 128.4 ± 26.2 119.8 ± 31.7 1.6990 0.0916
Hospital stay time (d) 5.5 ± 1.7 5.8 ± 2.1 0.9008 0.3693
Hospitalisation expenses (CNY) 15,050.4 ± 1805.2 9890.9 ± 2156.8 14.9176 0.0000

Bold idicates all P values with statistical differences