highly significantP < .01
the degree of decrease or increase, in the observation group were significantly greater than those in the control group, and this difference was highly significant statistically ( P < .01) (see Table 4 ). 3.4.
the degree of decrease or increase, in the observation group were significantly greater than those in the control group, and this difference was highly significant statistically ( P < .01) (see Table 4 ). 3.4.