Table 4.

Meta-analysis of any SFG and plaque quantity using the random-effects model by date of publication.

References	Effect [95% Conf. Interval]			% Weight
Mouton et al. [19]	−0.449	−0.943	0.045	12.03
Kandelman and Gagnon [20]	−0.866	−1.116	−0.617	14.07
Simons et al. [21]	−1.042	−1.303	−0.063	10.82
Haresaku et al. [23]	−0.005	−0.452	0.442	12.47
Al Haboubi et al. [24]	−0.729	−1.053	−0.404	13.53
Keukenmeester et al. [25]	−0.418	−0.741	−0.094	13.54
Saheer et al. [26]	−2.164	−2.729	−1.598	11.34
Overall effect (ml)	−0.778	−1.167	−0.390	100.00