Table 4 Demographic data.

From: A comparative 48 month randomized trial of clinical performance and wear of BISGMA based and BISGMA free nanoceramic resin composites

Parameter

n (%)

Test statistic

p-value

Cohen’s ω (95% CI)

Neo spectra

Zenit

Sex

Male

21 (66%)

14 (44%)

3.09

0.134

0.22 (0.00 to 0.47)

Female

11 (34%)

18 (56%)

Treated arch

Lower

27 (84%)

30 (94%)

1.44

0.423

0.15 (0.00 to 0.40)

Upper

5 (16%)

2 (6%)

Treated side

Right

12 (38%)

16 (50%)

1.02

0.440

0.13 (0.00 to 0.37)

Left

20 (62%)

16 (50%)

Treated tooth

First molar

18 (56%)

16 (50%)

0.25

0.780

0.06 (0.00 to 0.30)

Second molar

14 (44%)

16 (50%)

  1. CI Confidence interval.