Retrospective Cohort Study
Copyright ©The Author(s) 2023.
World J Gastrointest Surg. Oct 27, 2023; 15(10): 2123-2132
Published online Oct 27, 2023. doi: 10.4240/wjgs.v15.i10.2123
Table 1 Association between low anterior resection syndrome symptoms and patient quality of life

No LARS (n = 51)
LARS (n = 171)
P value
Physical function: High/low36 (70.6%)/15 (29.4%)87 (50.6%)/85 (49.4%)0.0081
Role function: High/low33 (64.7%)/18 (35.3%)88 (51.5%)/84 (48.5%)0.06
Emotional function: High/low38 (74.5%)/13 (25.5%)98 (56.9%)/74 (43.1%00.0172
Cognitive function: High/low36 (70.6%)/15 (29.4%)75 (43.8%)/97 (56.2%)0.0011
Total health status: High/low29 (56.9%)/22 (43.1%)69 (40.3%)/103 (59.7%)0.0262
Fatigue: High/low33 (64.7%)/18 (35.3%)86 (50%)/86 (50%)0.0452
Nausea and vomiting: High/low45 (88.2%)/6 (11.8%)146 (84.9%)/26 (15.1%)0.365
Pain: High/low44 (86.3%)/7 (13.7%)109 (63.4%)/63 (36.6%)0.0011
Polypnea: High/low46 (90.2%)/5 (9.8%)129 (75.0%)/43 (25%)0.0132
Sleeplessness: High/low40 (78.4%)/11 (21.6%)93 (54.1%)/79 (45.9%)0.0011
Appetite loss: High/low42 (82.3%)/9 (17.6%)126 (73.3%)/46 (26.7%)0.126
Constipation: High/low35 (68.6%)/16 (31.4%)71 (41.3%)/101 (58.7%)0.0011
Diarrhea: High/low41 (80.4%)/10 (19.6%)77 (44.8%)/95 (57.2%)0.0011
Financial difficulty: High/low46 (90.2%)/5 (9.8%)142 (82.5%)/30 (17.5%)0.135
Table 2 Association between low anterior resection syndrome symptoms and quality of life in patients with colorectal cancer

Without LARS (n = 51)
With LARS (n = 171)
P value
Frequent micturition: With/without27 (52.3%)/24 (47.9%)74 (43.0%)/98 (56.9%)0.138
Blood in stool: With/without41 (80/4%)/10 (19.6%)106 (61.6%)/66 (38.4%)0.0091
Body image: With/without41 (80/4%)/10 (19.6%)88 (51.2%)/84 (48.8%)0.0011
Male sexual function: With/without16 (44.4%)/20 (55.6%)60 (53.6%)/52 (46.4%)0.223
Impotence: With/without21 (61.7%)/13 (38.3%)52 (50%)/52 (50%)0.160
Female sexual function: With/without9 (81.8%)/2 (18.2%)37 (80.4%)/9 (19.6%)0.644
Pain: With/without8 (88.8%)/1 (11.1%)33 (78.6%)/9 (21.4%)0.429
Uroclepsia: With/without49 (96.1%)/2 (3.9%)149 (86.6%)/23 (13.3%)0.061
Odynuria: With/without47 (92.1%)/4 (7.8%)157 (91.3%)/15 (8.7%)0.816
Stomachache: With/without44 (86.3%)/7 (13.7%)129 (75.0%)/43 (25.0%)0.062
Pygalgia: With/without48 (94.1%)/3 (5.9%)128 (74.4%)/44 (25.6%)0.0011
Ventosity: With/without44 (86.3%)/7 (13.7%)110 (63.9%)/62 (36.1%)0.0011
Thirst: With/without32 (19.6%)/19 (37.2%)83 (48.3%)/89 (51.2%)0.0481
Alopecia: With/without47 (92.2%)/4 (7.8%)118 (68.6%)/54 (31.4%)0.0011
Allotriogeustia: With/without46 (90.2%)/5 (9.8%)114 (66.3%)/28 (33.8%)0.180
Anxiety: With/without29 (56.9%)/22 (43.1%)54 (31.3%)/118 (68.6%)0.0011
Obesity: With/without35 (68.6%)/16 (31.3%)97 (56.4%)/75 (43.6%)0.081
Table 3 Low anterior resection syndrome is correlated with clinicopathological features of colorectal cancer patients

Low LARS score (n = 99)
High LARS score (n = 124)
P value
Age (yr): < 59/≥ 6049 (49.5%)/50 (50.5%)62 (50.0%)/62 (50.0%)0.524
Sex: Male/female73 (73.4%)/26 (26.3%)81 (65.3%)/43 (34.6%)0.114
Tumor size (cm): < 4/≥ 444 (44.4%)/52 (55.6%)69 (55.6%)/49 (44.4%)0.044
Length (cm): < 12/≥ 1225 (25.3%)/63 (74.7%)25 (23.1%)/83 (76.8%)0.249
Length of distal margin (cm): < 3/≥ 343 (52.4%)/39 (47.6%)52 (57.1%)/39 (42.8%)0.32
T: 0, 1/2, 310 (15.1%)/56 (84.8%)13 (17.6%)61 (82.4%)0.439
N: < 17/≥ 1760 (61.8%)/37 (38.1%)77 (63.1%)/45 (36.9%00.479
M: No/yes86 (92.5%)/7 (7.5%)86 (89.6%)/10 (10.4%)0.331
Differentiated degree: 0, 1/2, 331 (31.9%)/66 (68.1%045 (37.8%)/74 (62.2%)0.264
TME/PME59 (62.1%)/39 (37.9%)58 (47.5%)/64 (52.4%)0.041
Anal distance: < 9/≥ 9(cm)41 (41.8%)/57 (58.2%)62 (51%)/60 (49%)0.117
Fistulation: No/yes53 (53.5%)/46 (46.5%)50 (41.3%)/71 (58.7%)0.005
Preoperation radiotherapy: No/yes79 (81.4%)/18 (18.6%)79 (64.7%)/43 (35.1%)0.0211
Neoadjuvant chemotherapy: No/yes84 (85.7%)/14 (24.3%)84 (68.3%)/39 (31.7%)0.0072