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. 2026 Jul 2;14:1431. doi: 10.1186/s40359-026-05047-7

Table 4.

Univariate Analysis of Patient-Reported Outcome Trajectories

Projects Category Increasing trajectory Group (n = 91) Decreasing trajectory Group
(n = 50)
χ2
/t
P
Gender (%) Male 44 (48.4) 27(54.0) 0.41 0.521
Female 47 (51.6) 23(46.0)
Age(year) <27 42(46.2) 13(26.0) 6.27 0.042*
28–39 26(28.6) 23(46.0)
>40 23(25.2) 14(28.0)
BMI(Kg/m2) 22.16 ± 3.38 22.65 ± 3.13 -0.86 0.390
Marital status (%) Married 47(51.6) 36(72.0) 5.52 0.019*
Unmarried 44 (48.4) 14(28.0)
Education (%) Junior high school 21(23.1) 10 (20.0) 5.17 0.160
High school and secondary school 22(24.2) 15(30.0)
Junior colleges 18(19.8) 16(32.0)
Bachelor’s degree or above 30(32.9) 9(18.0)
Religion (%) YES 5(5.5) 2(4.0) 0.15 0.196
NO 86(94.5) 48(96.0)
Income Monthly (%) <2000 17(18.7) 13(26.0) 1.11 0.775
2000 ~ 5000 32(35.1) 15(30.0)
5001 ~ 10,000 29(31.9) 15(30.0)
>10,000 13(14.3) 7(14.0)
Residence (%) City 50(54.9) 32(64.0) 1.15 0.563
County 19(20.9) 9(18.0)
Countryside 22(24.2) 9(18.0)
Site of the tumour (%) Upper limbs 26(28.6) 14(28.0) 2.69 0.261
Lower limbs 63(69.2) 32(64.0)
Other 2(2.2) 4(8.0)
Type (%) Giant cell tumour 25(27.5) 8(16.0) 10.28 0.064
Osteosarcoma 20(22.0) 9(18.0)
Fibrogenic tumour 7(7.7) 9(18.0)
Other mesenchymal tumour 17(18.7) 9(18.0)
Cartilage-origin tumour 18(19.8) 7(14.0)
Other 4(4.3) 8(16.0)
Histology (%) Benign 57(62.6) 26(52.0) 1.51 0.219
Malignant 34(37.4) 24(48.0)
Surgery type (%) Tumour segment resection 18(19.80 17(34.0) 3.58 0.310
Tumour segment resection and elongated bone reconstruction 32(35.2) 15(30.0)
Tumour segment resection plus joint replacement 33(36.3) 15(30.0)
Other 8(8.8) 3(6.0)
Implants (%) YES 62(68.1) 31(32.0) 0.54 0.462
NO 29(31.9) 19(38.0)
History of surgery (%) YES 58(63.7) 29(58.0) 0.45 0.503
NO 33(36.3) 21(42.0)
Time since diagnosis (month) 6 [2,12] 5[2.10] 2048.00b 0.325
Chemotherapy (%) YES 23(25.7) 19(38.0) 2.50 0.114
NO 68(74.7) 31(61.0)
Sleep quality (%) Very good 4(4.4) 1(2.0) 1.331 0.752
Good 31(34.1) 19(38.0)
General 37(40.7) 17(34.0)
poor 19(20.9) 13(26.0)
Sleep duration/per day (hours) <5 h 18(19.8) 13(26.0) 2.59 0.460
5 ~ 6 h 22(24.2) 10(20.0)
6 ~ 7 h 26(28.6) 18(36.0)
>7 h 25(27.4) 9(18.0)
Hospital stay(days) 7.67 ± 2.41 7.68 ± 2.22 0.02 0.981
Coping style Positive 24(26.4) 6(12.0) 3.98 0.046*
Evasive 67(73.6) 44(88.0)
CIES-R3 T1 14 [7,24] 10 [3,18] 1825.502 0.053
T2 27 [9,32] 12.5 [5, 28] 1674.50b 0.010*
PTS4 High level 48(52.7) 16(32.0) 5.60 0.018*
Low level 43(47.3) 34(68.0)
Pain level T1 1.91 ± 1.82 2.24 ± 2.28
T2 4.20 ± 2.07 4.64 ± 2.06
T3 2.98 ± 1.99 3.08 ± 1.88
T4 2.35 ± 1.55 2.22 ± 1.43 244.946 <0.001*
PTGI-C5 T1 45.42 ± 20.93 33.21 ± 21.80
T2 50.15 ± 20.26 34.41 ± 25.26
T3 51.73 ± 18.67 19.98 ± 12.69
T4 60.34 ± 13.31 19.78 ± 11.05 100.416 <0.001*

* Indicates P<0.05. 1 Indicates Fisher’s exact probability method. 2 Indicates Mann-Whitney U test method. 3CIES-R The Chinese translation of the Impact of Event Scale-Revised. 4 PTS Post Traumatic Stress. The Cut-off of CIES-R was 26. CIES-R ≥ 26 indicates higher PTS while CIES-R < 26 indicates lower status of PTS. 5PTGI-C: Chinese version of the Post-Traumatic Growth Inventory. 6 Indicates results of repeated measures analysis of variance