Table 2:
Open in new tab

Meta-analyses comparing outcomes in digital versus analogue systems

StudyYearNumber of studiesNumber of patientsChest tube duration (analog versus digital)Hospital LOS (analog versus digital)
Zhou et al. [28]2023122000SMD = −0.34 days, 95% CI = −0.51 to −0.18, I2 = 68.7%, P < 0.001MD = −0.79 days, 95% CI = −1.24 to −0.34, I2 = 89.8%, P < 0.001
Chang et al. [29]2022213399MD = −0.68 days, 95% CI—1.32 to −0.04MD = −1.40 days, 95% CI −2.20 to −0.60
Wang et al. [30]201981487SMD = − 0.35, 95% CI −0.60 to −0.09, P = 0.008SMD = − 0.35, 95% CI −0.61 to −0.09, P = 0.007
Zhou et al. [31]2018101268WMD −0.72 days; 95% CI −1.03 to −0.40, P < 0.001WMD −0.97 days; 95% CI −1.46 to −0.48, P < 0.001
StudyYearNumber of studiesNumber of patientsChest tube duration (analog versus digital)Hospital LOS (analog versus digital)
Zhou et al. [28]2023122000SMD = −0.34 days, 95% CI = −0.51 to −0.18, I2 = 68.7%, P < 0.001MD = −0.79 days, 95% CI = −1.24 to −0.34, I2 = 89.8%, P < 0.001
Chang et al. [29]2022213399MD = −0.68 days, 95% CI—1.32 to −0.04MD = −1.40 days, 95% CI −2.20 to −0.60
Wang et al. [30]201981487SMD = − 0.35, 95% CI −0.60 to −0.09, P = 0.008SMD = − 0.35, 95% CI −0.61 to −0.09, P = 0.007
Zhou et al. [31]2018101268WMD −0.72 days; 95% CI −1.03 to −0.40, P < 0.001WMD −0.97 days; 95% CI −1.46 to −0.48, P < 0.001

CI: confidence interval; LOS: length of stay; MD: mean difference; SMD: standard mean difference; WMD: weighted mean difference.

Table 2:
Open in new tab

Meta-analyses comparing outcomes in digital versus analogue systems

StudyYearNumber of studiesNumber of patientsChest tube duration (analog versus digital)Hospital LOS (analog versus digital)
Zhou et al. [28]2023122000SMD = −0.34 days, 95% CI = −0.51 to −0.18, I2 = 68.7%, P < 0.001MD = −0.79 days, 95% CI = −1.24 to −0.34, I2 = 89.8%, P < 0.001
Chang et al. [29]2022213399MD = −0.68 days, 95% CI—1.32 to −0.04MD = −1.40 days, 95% CI −2.20 to −0.60
Wang et al. [30]201981487SMD = − 0.35, 95% CI −0.60 to −0.09, P = 0.008SMD = − 0.35, 95% CI −0.61 to −0.09, P = 0.007
Zhou et al. [31]2018101268WMD −0.72 days; 95% CI −1.03 to −0.40, P < 0.001WMD −0.97 days; 95% CI −1.46 to −0.48, P < 0.001
StudyYearNumber of studiesNumber of patientsChest tube duration (analog versus digital)Hospital LOS (analog versus digital)
Zhou et al. [28]2023122000SMD = −0.34 days, 95% CI = −0.51 to −0.18, I2 = 68.7%, P < 0.001MD = −0.79 days, 95% CI = −1.24 to −0.34, I2 = 89.8%, P < 0.001
Chang et al. [29]2022213399MD = −0.68 days, 95% CI—1.32 to −0.04MD = −1.40 days, 95% CI −2.20 to −0.60
Wang et al. [30]201981487SMD = − 0.35, 95% CI −0.60 to −0.09, P = 0.008SMD = − 0.35, 95% CI −0.61 to −0.09, P = 0.007
Zhou et al. [31]2018101268WMD −0.72 days; 95% CI −1.03 to −0.40, P < 0.001WMD −0.97 days; 95% CI −1.46 to −0.48, P < 0.001

CI: confidence interval; LOS: length of stay; MD: mean difference; SMD: standard mean difference; WMD: weighted mean difference.

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